https://www.upi.com/science_news/2011/10/31/altitude-sickness-worst-in-northern-india/491413 20079649/?spt=su&u3l=1 science news
oct. 31, 2011 / 12:47 pm
altitude sickness worst in northern india
new delhi, oct. 31 (upi) -- a region of northern india has been called the world's worst place for altitude sickness, and scientists say nobody knows exactly why. ladakh, a high-altitude desert on india's northern border with china and tibet, has become a popular destination for adventure travele...