How does oxygen depletion disrupt memory formation in the brain?

When we learn something new, our brain cells (neurons) communicate with each other through electrical and chemical signals. If the same group of neurons communicate together often, the connections between

Study reveals target for reversing scar tissue after heart attack

A new study by investigators at Massachusetts General Hospital (MGH), a founding member of the Mass General Brigham (MGB) healthcare system, reveals an important step to help the human heart

Blood clotting risk quickly drops after stopping hormonal contraceptives

Using birth control pills and other hormone-based contraceptives is known to elevate the risk of blood clots about three-fold, but a new study suggests that this risk largely goes away