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.
Use a safe computer such as one at work, a friend's house, or a library. Munchausen syndrome by proxy (MSBP) is a mental health problem in which a caregiver makes up or causes an illness or injury in a person under his or her care, such as a child, an elderly adult, or a person who has a disability. Because vulnerable people are the victims, MSBP is a form of child abuse or elder abuse.