by . claire bates . updated : . 03:10 est , 17 january 2012 . boosting vitamin d intake could help prevent deteriorating eyesight and . blindness in older people , it is claimed . -lrb- cnn -rrb- -- never mind those pesky norovirus outbreaks on cruise ships earlier this year . and who wants to hear more unappetizing details from the first carnival triumph `` poop cruise '' trial ? millions of cruisers set sail every year for fun , sun and relaxation , and we assume that most of them return home happy and rested . disney 's cruise ships seem to make many of those cruisers especially happy , as seen from their big wins at the 2014 cruise critic cruisers ' choice awards , the cruise critic website announced wednesday . disney 's fantasy ship took 6 of 10 awards in the large ship category , while disney 's wonder took 3 of 10 awards in the mid-size ship category . `` the cruisers ' choice awards are a fantastic honor for cruise lines to receive as they 're based on personal experiences shared by cruisers themselves , '' said carolyn spencer brown , editor-in-chief of cruise critic . `` this list of winners truly reflects excellence in the industry , and serves as a seal of approval from consumers who have sailed on these ships over the past year . '' the awards are bestowed in three different ship categories , based on passenger capacity . large ships carry 2,000 or more passengers . mid-size ships carry 1,200 to 1,999 passengers . small ships carry less than 1200 . awards are calculated using cruise critic member ratings . there are dozens of safety rules when it comes to jet skiing . but all of those appeared to have sunk to the bottom of the ocean at a beach in cancun , mexico , as a new nail-biting video proves . scientists said tests revealed taking vitamin d for six weeks could improve vision among middle-aged subjects . levels of amyloid beta , a toxic protein linked to alzheimer 's disease and known to be a hallmark of ageing , were also reduced in the study . eye test : by the time a person is 70 , the effects of normal ageing can lead to a 30 per cent reduction in the number of light receptive cells in the retina . although the research was on middle-aged mice , scientists believe it could have important implications for human health . lead scientist professor glen jeffery , from the university college london : ` researchers need to run full clinical . click through the gallery to see the rest of the winners . alejandro bouvier of uruguay filmed the moment another rider got scarily close to his watercraft one sunny day . footage shows him zipping towards the driver before he swings around and drives directly in his path . ` look out , look out ! ' a man behind the camera can be heard screaming . luckily the two jet skiers avoid a dangerous collision thanks to some swift steering skills . commenting on the incident , bouvier later told grind tv : ` actually , i was more concerned about the cost of the jet skis than our injuries , but after watching the video and thinking about it , i believe it could -lsb- have resulted -rsb- in really bad injuries , if not death . ' caught on camera : alejandro bouvier of uruguay filmed the moment another rider got scarily close to his watercraft one sunny day . wrong move : footage shows him zipping towards the driver before he swings around and drives directly in his path . warning sign : ` look out , look out ! ' a man behind the camera can be heard screaming . near-miss : luckily the two jet skiers avoid a dangerous collision thanks to some swift steering skills . trials in humans before we can say confidently that older people should . start taking vitamin d supplements , but there is growing evidence that . many of us in the western world are deficient in vitamin d and this . could be having significant health implications . ' age-related inflammation and damage to the eye 's retina can lead to macular degeneration , the biggest cause of blindness in people over the age of 50 in the developed world . by the time a person is 70 , the effects of normal ageing can lead to a 30 per cent reduction in the number of light receptive cells in the retina . the ucl team injected one-year-old female mice with safflower oil containing vitamin d every three days . a mouse year is roughly equivalent to 50 human years . another group received injections of vitamin-free safflower oil . after six weeks , tests which measured the electrical responses of retinal cells showed significant improvement in the vision of the treated mice . the better performance of their eyes was associated with key biological and molecular changes . vitamin d treatment reduced numbers of cells called macrophages that play a vital role in the immune system but can also trigger inflammation . the remaining macrophages seemed to work in a more beneficial way . deposits of amyloid beta in the eye were also lowered . accumulations of the toxic protein are believed to contribute both to age-related macular degeneration -lrb- amd -rrb- and alzheimer 's . amyloid deposits can also play a role in heart disease . tests also showed that the vitamin d-treated mice had significantly less amyloid beta build-up in their blood vessels . this included the aorta , the major artery that carries blood away from the heart . taking vitamin d supplements in the early stages of amd ` may prove a very simple and effective route to limit disease progression ' , the researchers wrote , in the journal neurobiology of aging . they added that the vitamin ` may have a wider role to play in health and problems associated with ageing than in amd alone ' . evolutionary history may explain the link between vitamin d deficiency and age-related diseases , said prof jeffery . most human evolution took place in africa where the ancestors of modern humans were exposed to strong sunlight . they would not have been short of vitamin d , which is generated by the action of the sun 's ultraviolet rays on the skin . humans only started living in colder climates and covering their bodies relatively recently in their history . as a result , people today are generally less exposed to vitamin d than their early ancestors . at the same time life expectancy has increased greatly , bringing a greater disease burden . professor douglas kell , chief executive of the biotechnology and biological sciences research council which funded the study , said : ` many people are living to an unprecedented old age in the developed world . all too often though , a long life does not mean a healthy one and the lives of many older people are blighted by ill health as parts of their bodies start to malfunction . ` if we are to have any hope of ensuring that more people can enjoy a healthy , productive retirement then we must learn more about the changes that take place as animals age . ` this research shows how close study of one part of the body can lead scientists to discover new knowledge that is more widely applicable . by studying the fundamental biology of one organ scientists can begin to draw links between a number of diseases in the hope of developing preventive strategies . '
two disney ships took multiple honors . fine dining is increasingly important at sea . one ship won the best overall and the best value for money awards .
by . claire bates . updated : . 03:10 est , 17 january 2012 . boosting vitamin d intake could help prevent deteriorating eyesight and . blindness in older people , it is claimed . -lrb- cnn -rrb- -- never mind those pesky norovirus outbreaks on cruise ships earlier this year . and who wants to hear more unappetizing details from the first carnival triumph `` poop cruise '' trial ? millions of cruisers set sail every year for fun , sun and relaxation , and we assume that most of them return home happy and rested . disney 's cruise ships seem to make many of those cruisers especially happy , as seen from their big wins at the 2014 cruise critic cruisers ' choice awards , the cruise critic website announced wednesday . disney 's fantasy ship took 6 of 10 awards in the large ship category , while disney 's wonder took 3 of 10 awards in the mid-size ship category . `` the cruisers ' choice awards are a fantastic honor for cruise lines to receive as they 're based on personal experiences shared by cruisers themselves , '' said carolyn spencer brown , editor-in-chief of cruise critic . `` this list of winners truly reflects excellence in the industry , and serves as a seal of approval from consumers who have sailed on these ships over the past year . '' the awards are bestowed in three different ship categories , based on passenger capacity . large ships carry 2,000 or more passengers . mid-size ships carry 1,200 to 1,999 passengers . small ships carry less than 1200 . awards are calculated using cruise critic member ratings . there are dozens of safety rules when it comes to jet skiing . but all of those appeared to have sunk to the bottom of the ocean at a beach in cancun , mexico , as a new nail-biting video proves . scientists said tests revealed taking vitamin d for six weeks could improve vision among middle-aged subjects . levels of amyloid beta , a toxic protein linked to alzheimer 's disease and known to be a hallmark of ageing , were also reduced in the study . eye test : by the time a person is 70 , the effects of normal ageing can lead to a 30 per cent reduction in the number of light receptive cells in the retina . although the research was on middle-aged mice , scientists believe it could have important implications for human health . lead scientist professor glen jeffery , from the university college london : ` researchers need to run full clinical . click through the gallery to see the rest of the winners . alejandro bouvier of uruguay filmed the moment another rider got scarily close to his watercraft one sunny day . footage shows him zipping towards the driver before he swings around and drives directly in his path . ` look out , look out ! ' a man behind the camera can be heard screaming . luckily the two jet skiers avoid a dangerous collision thanks to some swift steering skills . commenting on the incident , bouvier later told grind tv : ` actually , i was more concerned about the cost of the jet skis than our injuries , but after watching the video and thinking about it , i believe it could -lsb- have resulted -rsb- in really bad injuries , if not death . ' caught on camera : alejandro bouvier of uruguay filmed the moment another rider got scarily close to his watercraft one sunny day . wrong move : footage shows him zipping towards the driver before he swings around and drives directly in his path . warning sign : ` look out , look out ! ' a man behind the camera can be heard screaming . near-miss : luckily the two jet skiers avoid a dangerous collision thanks to some swift steering skills . trials in humans before we can say confidently that older people should . start taking vitamin d supplements , but there is growing evidence that . many of us in the western world are deficient in vitamin d and this . could be having significant health implications . ' age-related inflammation and damage to the eye 's retina can lead to macular degeneration , the biggest cause of blindness in people over the age of 50 in the developed world . by the time a person is 70 , the effects of normal ageing can lead to a 30 per studying the fundamental biology of one organ scientists can begin to draw links between a number of diseases in the hope of developing preventive strategies . '
by . claire bates . updated : . 03:10 est , 17 january 2012 . boosting vitamin d intake could help prevent deteriorating eyesight and . blindness in older people , it is claimed . -lrb- cnn -rrb- -- never mind those pesky norovirus outbreaks on cruise ships earlier this year . and who wants to hear more unappetizing details from the first carnival triumph `` poop cruise '' trial ? millions of cruisers set sail every year for fun , sun and relaxation , and we assume that most of them return home happy and rested . disney 's cruise ships seem to make many of those cruisers especially happy , as seen from their big wins at the 2014 cruise critic cruisers ' choice awards , the cruise critic website announced wednesday . disney 's fantasy ship took 6 of 10 awards in the large ship category , while disney 's wonder took 3 of 10 awards in the mid-size ship category . `` the cruisers ' choice awards are a fantastic honor for cruise lines to receive as they 're based on personal experiences shared by cruisers themselves , '' said carolyn spencer brown , editor-in-chief of cruise critic . `` this list of winners truly reflects excellence in the industry , and serves as a seal of approval from consumers who have sailed on these ships over the past year . '' the awards are bestowed in three different ship categories , based on passenger capacity . large ships carry 2,000 or more passengers . mid-size ships carry 1,200 to 1,999 passengers . small ships carry less than 1200 . awards are calculated using cruise critic member ratings . there are dozens of safety rules when it comes to jet skiing . but all of those appeared to have sunk to the bottom of the ocean at a beach in cancun , mexico , as a new nail-biting video proves . scientists said tests revealed taking vitamin d for six weeks could improve vision among middle-aged subjects . levels of amyloid beta , a toxic protein linked to alzheimer 's disease and known to be a hallmark of ageing , were also reduced in the study . eye test : by the time a person is 70 , the effects of normal ageing can lead to a 30 per cent reduction in the number of light receptive cells in the retina . although the research was on middle-aged mice , scientists believe it could have important implications for human health . lead scientist professor glen jeffery , from the university college london : ` researchers need to run full clinical . click through the gallery to see the rest of the winners . alejandro bouvier of uruguay filmed the moment another rider got scarily close to his watercraft one sunny day . footage shows him zipping towards the driver before he swings around and drives directly in his path . ` look out , look out ! ' a man behind the camera can be heard screaming . luckily the two jet skiers avoid a dangerous collision thanks to some swift steering skills . commenting on the incident , bouvier later told grind tv : ` actually , i was more concerned about the cost of the jet skis than our injuries , but after watching the video and thinking about it , i believe it could -lsb- have resulted -rsb- in really bad injuries , if not death . ' caught on camera : alejandro bouvier of uruguay filmed the moment another rider got scarily close to his watercraft one sunny day . wrong move : footage shows him zipping towards the driver before he swings around and drives directly in his path . warning sign : ` look out , look out ! ' a man behind the camera can be heard screaming . near-miss : luckily the two jet skiers avoid a dangerous collision thanks to some swift steering skills . trials in humans before we can say confidently that older people should . start taking vitamin d supplements , but there is growing evidence that . many of us in the western world are deficient in vitamin d and this . could be having significant health implications . ' age-related inflammation and damage to the eye 's retina can lead to macular degeneration , the biggest cause of blindness in people over the age of 50 in the developed world . by the time a person is 70 , the effects of normal ageing can lead to a 30 per executive of the biotechnology and biological sciences research council which funded the study , said : ` many people are living to an unprecedented old age in the developed world . all too often though , a long life does not mean a healthy one and the lives of many older people are blighted by ill health as parts of their bodies start to malfunction . ` if we are to have any hope of ensuring that more people can enjoy a healthy , productive retirement then we must learn more about the changes that take place as animals age . ` this research shows how close study of one part of the body can lead scientists to discover new knowledge that is more widely applicable . by studying the fundamental biology of one organ scientists can begin to draw links between a number of diseases in the hope of developing preventive strategies . '
by. claire bates. updated :. 03:10 est, 17 january 2012. boosting vitamin d intake could deteriorating. blindness in older people, it claimed. -lrb- cnn -- never mind those pesky norovirus outbreaks on cruise ships earlier. and who wants hear more unappetizing details the first carnival triumph `` poop cruise '' trial? millions cruisers set every fun, sun relaxation we assume most return rested disney 's cruise ships seem make many those cruisers especially happy, seen from their big wins the 2014 cruise critic cruisers ' choice awards the cruise critic website announced wednesday disney 's fantasy ship took 6 of 10 awards the large ship category, disney 's wonder took `` the cruisers ' choice awards a fantastic honor cruise lines receive as they 're based personal experiences shared cruisers themselves, '' carolyn spencer brown editor cruise critic. `` this list winners truly reflects excellence, serves a seal from consumers sailed on these ships over. '' the awards bestowed in three different ship categories, based passenger capacity. large ships carry. mid-size ships carry. small ships carry less 1200. awards are calculated cruise critic member ratings. there dozens safety rules when jet skiing. but all appeared sunk at a beach cancun, mexico as a new nail-biting video proves scientists said tests revealed taking vitamin d for improve vision among. levels amyloid beta, a toxic protein linked alzheimer 's disease known a hallmark ageing were also reduced. eye test : by the time a person 70, the effects normal ageing can lead a 30 per cent reduction light receptive cells. although the research on middle-aged mice, scientists believe lead scientist professor glen jeffery, from the university college london : ` researchers need run full clinical. click through the winners. alejandro bouvier of uruguay filmed another rider got scarily his watercraft one sunny. footage shows him zipping towards the driver before swings around drives directly in his path. ` look out, look a man behind can screaming. luckily the two jet skiers avoid a dangerous collision thanks some swift steering skills. commenting the incident, bouvier later grind tv ` actually, more the cost the jet skis our injuries after watching thinking believe could -lsb- resulted -rsb- really bad injuries if death. ' caught : alejandro bouvier of uruguay filmed another rider got scarily his watercraft one sunny. wrong move : footage shows him zipping towards before swings around drives directly in his path. warning sign : ` look out, look a man behind can heard screaming. near : luckily the two jet skiers avoid a dangerous collision thanks some swift steering skills. trials in humans before we say confidently older people should. start taking vitamin d supplements, but there growing evidence. many in deficient vitamin d this. could having significant health implications. ' age-related inflammation damage the eye 's retina can, the biggest cause people over in by the time a person 70, the effects normal ageing lead a 30 per cent reduction light receptive cells. the ucl team injected one-year-old female mice containing vitamin d every three. a mouse year is roughly equivalent 50 human years. another group received injections vitamin-free safflower oil. after six weeks, tests which measured the electrical responses retinal cells showed significant improvement the vision the treated mice the better performance their eyes was associated key biological and molecular changes. vitamin d treatment reduced numbers cells called play but can trigger. the remaining macrophages seemed work a more beneficial way. deposits amyloid beta the eye were also lowered. accumulations the toxic protein are believed contribute both -lrb- amd -rrb- alzheimer 's. amyloid deposits can also play. tests also showed the vitamin d-treated mice. this included the aorta, the major artery away. taking vitamin d supplements in amd ` may prove a very simple and effective route limit disease progression ', the researchers, the journal neurobiology they added the vitamin ` may a wider role health problems associated ageing in amd alone '. evolutionary history may explain the link vitamin d deficiency, said prof jeffery. most human evolution took africa where exposed strong sunlight. they would short vitamin d, generated the action humans only started living colder climates and covering relatively recently in their history. as, people today generally exposed vitamin d at life expectancy greatly, bringing a greater disease burden. professor douglas kell, chief executive which funded, said : ` many people living to an unprecedented old age in. all too though, a long life does healthy and the lives many older people ill health as parts start malfunction. ` if we ensuring more people enjoy a healthy, productive retirement then learn more the changes take as animals age. ` this research shows how close study one part scientists more widely. by studying the fundamental biology one organ scientists begin draw links diseases in the hope developing preventive strategies. '
by . claire bates . updated : . 03:10 est , 17 january 2012 . boosting vitamin d intake could help prevent deteriorating eyesight and . blindness in older people , it is claimed . -lrb- cnn -rrb- -- never mind those pesky norovirus outbreaks on cruise ships earlier this year . and who wants to hear more unappetizing details from the first carnival triumph `` poop cruise '' trial ? millions of cruisers set sail every year for fun , sun and relaxation , and we assume that most of them return home happy and rested . disney 's cruise ships seem to make many of those cruisers especially happy , as seen from their big wins at the 2014 cruise critic cruisers ' choice awards , the cruise critic website announced wednesday . disney 's fantasy ship took 6 of 10 awards in the large ship category , while disney 's wonder took 3 of 10 awards in the mid-size ship category . `` the cruisers ' choice awards are a fantastic honor for cruise lines to receive as they 're based on personal experiences shared by cruisers themselves , '' said carolyn spencer brown , editor-in-chief of cruise critic . `` this list of winners truly reflects excellence in the industry , and serves as a seal of approval from consumers who have sailed on these ships over the past year . '' the awards are bestowed in three different ship categories , based on passenger capacity . large ships carry 2,000 or more passengers . mid-size ships carry 1,200 to 1,999 passengers . small ships carry less than 1200 . awards are calculated using cruise critic member ratings . there are dozens of safety rules when it comes to jet skiing . but all of those appeared to have sunk to the bottom of the ocean at a beach in cancun , mexico , as a new nail-biting video proves . scientists said tests revealed taking vitamin d for six weeks could improve vision among middle-aged subjects . levels of amyloid beta , a toxic protein linked to alzheimer 's disease and known to be a hallmark of ageing , were also reduced in the study . eye test : by the time a person is 70 , the effects of normal ageing can lead to a 30 per cent reduction in the number of light receptive cells in the retina . although the research was on middle-aged mice , scientists believe it could have important implications for human health . lead scientist professor glen jeffery , from the university college london : ` researchers need to run full clinical . click through the gallery to see the rest of the winners . alejandro bouvier of uruguay filmed the moment another rider got scarily close to his watercraft one sunny day . footage shows him zipping towards the driver before he swings around and drives directly in his path . ` look out , look out ! ' a man behind the camera can be heard screaming . luckily the two jet skiers avoid a dangerous collision thanks to some swift steering skills . commenting on the incident , bouvier later told grind tv : ` actually , i was more concerned about the cost of the jet skis than our injuries , but after watching the video and thinking about it , i believe it could -lsb- have resulted -rsb- in really bad injuries , if not death . ' caught on camera : alejandro bouvier of uruguay filmed the moment another rider got scarily close to his watercraft one sunny day . wrong move : footage shows him zipping towards the driver before he swings around and drives directly in his path . warning sign : ` look out , look out ! ' a man behind the camera can be heard screaming . near-miss : luckily the two jet skiers avoid a dangerous collision thanks to some swift steering skills . trials in humans before we can say confidently that older people should . start taking vitamin d supplements , but there is growing evidence that . many of us in the western world are deficient in vitamin d and this . could be having significant health implications . ' age-related inflammation and damage to the eye 's retina can lead to macular degeneration , the biggest cause of blindness in people over the age of 50 in the developed world . by the time a person is 70 , the effects of normal ageing can lead to a 30 per
 The text discusses various topics related to travel, including cruise ships, travel awards, and health tips for older travelers. It also mentions a study that found taking vitamin D supplements could help prevent deteriorating eyesight in older people. Additionally, there is a mention of a man who got caught on camera while driving recklessly, and another section talks about a trial involving human subjects.