This article was reviewed by Darragh O’Carroll, MD. Understanding Blood Tests: How They Work and What They Can Tell You Blood ...

An erection is the result of increased blood flow to the penis. But you may be wondering exactly how that works, and whether there’s a specific amount of blood that your penis needs to achieve an ...

DEAR DR. ROACH: Do omega-3 fatty acids thin your blood, and can you still take them while taking one low-dose aspirin a day? ...

Dr. Lacey Anderson explains how different medications help control high blood pressure and shares details on a new Tecton ...

In 2011, a woman from the French overseas region of Guadeloupe underwent routine tests before a surgery. Strikingly, doctors could not identify her blood group, which was so unique that they did not ...

The anion gap blood test measures the acid-base and electrolyte balance in the blood. Results can show whether there is an imbalance in a person’s pH levels, which may be making the blood too acidic ...

MPNs involve overproduction of blood cells, while MDS results in poorly formed cells, affecting blood cell function and counts. Diagnosis requires blood tests, bone marrow biopsy, and genetic testing ...