Low blood pressure, or hypotension, occurs when blood flow through the arteries is lower than normal, often defined as readings below 90/60 mm Hg. For some, it causes no harm, but for others, it may ...

Hypoglycemia involves low blood sugar levels. Various other conditions, including anxiety and menopause, can cause similar symptoms, such as headaches, fatigue, and shakiness. Dehydration, salt ...

Your body runs on blood like a car runs on fuel – without enough of it, everything starts breaking down. When blood levels drop too low, your organs begin struggling to get the oxygen and nutrients ...