What is cholesterol? Cholesterol is a wax-like substance which is required by the body to build cells. Cholesterol in itself is not bad, but too much of anything cannot be good for the body. The two main sources of cholesterol are your liver and foods which you consume as part of your diet.

A sudden, strong, painful contraction or tightening of muscles that lasts from a few seconds to several minutes is called as a muscle cramp. Muscle cramps usually occur in legs. A muscle cramp sometimes is also called as charley horse. Night time leg cramps are nothing but sudden spasms or tightening of muscles in the calf, thighs or foot.

What are shingles? Also known as herpes zoster, shingles is an infection which is caused due to varicella-zoster virus. This virus generates painful skin rashes along with blisters. It is basically a reactivation of the chickenpox virus, but it generally only affects one section of the body. In a few words, anyone who has dealt with chickenpox in the past is probably vulnerable to shingles.

The hectic lifestyle that people live today may lead to a lot people finding it difficult to have a sound sleep experience. With stress mounting, irregular eating habits, long travel hours and other interrupting factors, sleeping well can be issue. Most people will admit to having trouble having sound sleep on few nights, however that is normal.

The human body has been designed in an intricate way, and every part of the body plays a major role in helping us perform even the smallest of the tasks. Though quite unique in nature, the human body is quite vulnerable to various ailments. Medical science has ensured that a majority of these illnesses can be cured, and this has reduced the mortality rate considerably in the past few years.

A lot of us have sedentary jobs that involve extended periods of sitting and standing throughout the day. People with desk jobs, people with retail jobs and people with jobs that require a lot of moving usually have extremely tired and swollen ankles and feet. This is due to staying in the same position for prolonged periods of time.