<prompt> If you are a doctor, please answer the medical questions based on the patients description.had some pain in lower backtraveling with loaded bike in south ecuadorand after 3hr on horseback in the mountains it got worse.had some treatment with chiropractor and felt much better.after traveling 30km and bit higher2000m asl experienced some dizziness .went to medical center to check blood pressure84120 and temperature36.5.i m 58 years young.any thoughts  <response>: Hello. Thanks for writing to us. The pain in the lower back is likely to be due to the stress of traveling on a horseback. The feeling of dizziness could be due to change in the environment, motion sickness or vertigo due to cervical spondylitic changes. You can get appropriate medicines from your physician. I hope this information has been both informative and helpful for you. You can consult me again directly through my profile URL Chat Doctor. 