It heats the air it zips through to five times the surface temperature of the sun. Still, around 90 percent of lightning-strike victims survive. Over the past three decades, lightning has killed an average of 51 people per year in the U.S. but left more than 500 injured and alive.
Computer vision syndrome. Computer vision syndrome (CVS) is a condition resulting from focusing the eyes on a computer or other display device for protracted, uninterrupted periods of time.
Working at a computer for 10 hours is a beautiful thing â assuming of course, you actually like permanently damaging your neck and spine. Guess what â if you keep getting stiff or sore necks, burning between your shoulder blades, carpal tunnel syndrome, or a whole host of other upper-back/neck issues, you are not alone. This is what I call âcomputer caveman syndromeâ and is basically what is becoming of many of us 21st century computer users.