Conditions

Cancer is not one disease but a large family — more than two hundred of them — sharing a single mechanism: a cell stops obeying the body's instructions and…

The womb has two parts: the body, inside which a baby is carried, and the cervix, the narrow opening into the vagina.

Carbon monoxide forms wherever fuel burns without enough air: in a faulty water heater, in a stove whose damper was shut too early, in a barbecue carried…

Cardiomyopathy is a disease of the heart muscle itself, not of the vessels or the valves. The wall of a heart chamber stretches, thickens or loses its give…

This is not one illness but a family of conditions sharing a single stage: the heart and the arteries.

The hand goes numb at night, you wake up and shake it to bring the feeling back — that is how compression of the median nerve at the wrist usually begins.

Behind the pupil sits a clear lens. It focuses light onto the retina and changes shape as we look up from a book to the window.

Catarrh is an old word and not a very precise one. It names not a disease of its own but a state: the lining of the nose, the sinuses and the throat swells…

A cavernoma is a small tangle of abnormally built blood vessels sitting inside nervous tissue.

This is one of those conditions almost nobody has heard of until they meet it, and one worth knowing about in advance, because the clock runs in hours.