Blood is a pretty remarkable diagnostic tool! It doesn’t just tell you about blood-related diseases, it can reveal information about everything from your brain to your unborn fetus.

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This week the FDA approves the first ever blood test for diagnosing concussions, and a group of scientists develop a neural network that could save you a trip to the eye doctor.

Howcast - Learn the reason for the big increase in veterans who are developing seizures, from Steve Wolf, MD and Patty McGoldrick, NP in this Howcast video.

Howcast - Learn about seizures caused by head trauma from Steve Wolf, MD and Patty McGoldrick, NP in this Howcast video.

Howcast - Learn how to treat a nosebleed in this first aid video from Howcast with Nurse Mary.

Are you a football fan? So was I. But a few years ago, I learned some things that totally changed my mind. Football fans everywhere are prepping for the Super Bowl - the Big Game - but I’ll be sitting on the sidelines for this one and I...