Often when cholesterol tests are performed laboratories will indicate, in addition to total, HDL, and LDL cholesterol readings, the ratio of total cholesterol to HDL cholesterol. Although nearly all experts now agree that it’s far more important to look at total cholesterol and LDL levels than at this ratio, there’s still so much talk of [...]

Selenium, a metal in our body, has three very important functions. First, selenium together with glutathione peroxidase is a major antioxidant and, as such, is a free radical scavenger. It enables organisms to survive with less oxygen. Second, selenium reacts with toxic metals to form biologically inert compounds. The metals that are toxic to our [...]

As a doctor, my challenge is to distinguish true cases of hypersomnia from the chronic, low-level fatigue and tiredness that sometimes afflict people who, while basically normal, may be bored, restless, or otherwise unhappy. I must also sort out those patients who are simply unaware that they are not getting enough sleep to meet their [...]