The brain depends on a constant supply of oxygen, delivered through an intricate network of tiny blood vessels. Unlike other organs, it has little energy stored and is particularly sensitive to interruptions in blood flow

Cancer fighters know that losing their hair is often part of the battle, but Michigan State University researchers have developed a shampoo-like gel that has been tested in animal models and could protect hair from falling out during chemotherapy treatment.

Available on demand, in abundance and containing multiple biomarkers, sweat is an increasingly appealing medium for monitoring health, according to researchers at Penn State. But not everyone—especially critically ill patients—can build up enough sweat to provide a robust enough sample for current analysis techniques.

Researchers at McMaster University have discovered that a rare but dangerous reaction to a widely used blood thinner is caused by a single antibody—overturning decades of medical misunderstanding and opening the door to more precise ways of diagnosing and treating this medical complication.