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.
The most important: viruses and malware. When your computer gets infected with spyware, a browser hijacker or a spy software program or a rootkit, you can expect two bacic system problems: your computer is running slow and a slow internet. To get your PC infected by malware is for hackers quite easy to accomplish.