article_snippet.sent: For the 100 million women worldwide on the Pill, the side effects are familiar.
article_snippet.sent: Mood swings, headaches and nausea, while more serious complications include blood clots and breast cancer.
article_snippet.sent: Furthermore the ingredient is thought to suppress the natural hormones that occur when women take the Pill.
article_snippet.sent: As a result the changes noted by researchers could, researchers say, be responsible for increased anxiety and depressive symptoms experienced by some women on the Pill.
article_snippet.sent: Nicole Petersen, the study's lead author, told The Huffington Post: 'Some women experience negative emotional side effects from taking oral contraceptive pills, although the scientific findings investigating that have been mixed. '
article_snippet.sent: this study comes five years after research by the Royal College of General Practitioners revealed Pill-users have a 12 per cent reduction in Pill-users risk of developing cancer.
article_snippet.sent: Scientists at UCLA believe it could account for increased anxiety and depressive symptoms experienced by some women taking the Pill .
article_snippet.sent: The researchers studied 46,000 women across four decades, and found those on the Pill were less likely to die of cancer, heart disease or stroke.
article_snippet.sent: It contradicts past studies that have linked the Pill to breast cancer.
article_snippet.sent: The risks associated with taking the Pill are increased if a woman smokes, has a family history of thrombosis, is severely overweight, diabetic, has a high blood pressure or high cholesterol level.
highlights_snippet.sent: Synthetic hormones found in the contraceptive are thought to be to blame .
  
highlights_snippet.sent: Believe the Pill could account for increased anxiety and depressive episodes .