Discover 8 key causes of bloody cough from infections to lung conditions. Learn when coughing blood needs medical attention ...

Here are some of the conditions and dangers associated with some blood clots and how they can become serious and even life-threatening.

Smoking or eating marijuana on a regular basis may damage a healthy person's blood vessels much like tobacco does, a small ...

Researchers used PET/MRI to detect otherwise invisible inflammation. Less clear is how this might influence patient care.

Researchers reviewed how air pollution, especially fine particulate matter (PM2.5), drives the development and worsening of ...

A new study from researchers at UC San Francisco has found that chronic cannabis use—whether smoked or eaten—can ...