Amateur mathematicians are using artificial intelligence chatbots to solve long-standing problems, in a move that has taken professionals by surprise. While the problems in question aren’t the most ...

Peripheral artery disease (PAD) is a circulatory condition where the arteries narrow and reduce blood flow to the limbs. It’s usually caused by atherosclerosis, a buildup of fatty deposits in the ...

It can also happen around your genitals and in your intestines. It’s common to get hives at the same time. This is rare. It happens when your body doesn’t make enough of a blood protein called C1 ...