
Numerous people spend their days in front of the computer, and this habit is extremely harmful and poses a great health risk. It damages the spine, weakens the heart, leads to obesity, diabetes, decelerates the blood flow, increases cholesterol levels, and might lead to cancer. According to statistics, 80% of the Americans use the Internet on a daily basis, and at least 90% of the households own at least a computer. Experts claim that the number of PC users is rising by 10 million annually.
