Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Somer G. Anderson is CPA, doctor of ...

Abnormal stress test results may suggest an underlying heart condition, such as coronary artery disease, or a blockage in the arteries supplying blood to the heart. Failing a stress test means you can ...

An MCV test can identify conditions like iron deficiency anemia and liver disease. Although rare, an MCV test may lead to complications like infection and nerve damage. It's best to talk with a doctor ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

When do women know they are in menopause? Women are in menopause if they have had no menstrual periods (menses) for 12 months and have no other medical reason for their menses to stop. If women know ...

Aldolase helps your body turn sugar into energy. Most of it is stored in your muscles and liver. When these cells are damaged, they release aldolase into your blood. Measuring the amount of aldolase ...