The light-sensitive tissue of birds’ eyes is not supplied with oxygen by blood vessels – instead, it powers itself with a ...

Sleep apnoea is a disorder where your breathing stops and starts while you sleep with serious health implications - but how ...

By Dr. Liji Thomas, MD A major UK study shows that commonly used home pulse oximeters can overestimate oxygen levels in ...

It could be a game-changer for the millions of Americans who suffer from sleep apnea. A new first-of-its-kind pill could ...

Denver is known for its high altitude, sitting over 5,000 feet above sea level. Mass General Brigham's Dr. Miho Tanaka says ...

People with low blood pressure might have a risk when they're flying. This happens due to various reasons, which includes ...

Vitamin B12 deficiency affects about 15% to 50% of the Indian population. Here are the signs you need to be aware of and what to do when you are deficient.

Vitamin B12 deficiency is emerging as a common but often overlooked health issue among women, with symptoms ranging from ...

If frequent headaches or dizziness have caught your attention and you’re unsure of the cause, low iron levels in the body could be the reason.

Reduced blood flow to the brain is thought to be a key factor in many forms of dementia, including Alzheimer's, and ...

A giggle a day, keeps the doctor away: The health benefits of laughter - Just a few minutes a day is enough to improve heart and immune function ...

Many people still don’t understand how protein works, why it matters or the best ways to get enough of it in their diet. Here ...