What to know about positional headaches

A positional headache is a type of headache that usually occurs when sitting or standing up and goes away fairly shortly after lying down. Positional headaches are also known as orthostatic, postural, and low pressure headaches. Leaks of cerebrospinal fluid (CSF) are often the cause of positional headaches, but several other conditions can cause them.… Read More »

Surgery for Blocked Arteries Is Often Unwarranted, Researchers Find

The findings of a large federal study on bypass surgeries and stents call into question the medical care provided to tens of thousands of heart disease patients with blocked coronary arteries, scientists reported at the annual meeting of the American Heart Association on Saturday. The new study found that patients who received drug therapy alone… Read More »