A 1940s experiment put a cat on a cow and popped paper bags to show that fear blocks milk letdown. The hormone link still matters for nursing parents. A Doctor Notched His Thumbnail Every Month for 35 ...

When vasculitis affects the skin, it can cause red or purple spots to develop. It may also cause ulcers or blisters. A vasculitis rash can become painful or itchy. Vasculitis is an inflammation and ...

Ashton Kutcher is known for many things, including acting in great projects, doing important charitable work, having a family with wife Mila Kunis. Having a serious health problem? Not so much—until ...