You'd think that your levels of trace elements would be assessed with a blood sample. Or maybe a hair sample. No, the best way to measure your levels of trace elements is through your toenails. Recently, scientists have found some fascinating information from examining toenails.

Some heart patients may be highly educated and understand recommended treatments. However, they do not appear to do any better at managing their own care related to heart failure as compared to less-educated patients.

Blood pressure changes during middle age may be more significant than they appear. An increase or decrease in blood pressure during that period can increase lifetime risk of heart disease and stroke.

Rheumatologists more often follow the American College of Rheumatology's guidelines for treating lupus.

Cancer patients and survivors just can't get a break it seems. Now, they have another increased risk to live with, according to newly published research.

Gilenya , a FDA-approved multiple sclerosis drug, had positive results in a late-stage clinical trial. The results may help ease safety concerns about the drug.

Blood transfusions during surgery are common, especially for elderly patients. Doctors say the problem is they may be too common.