Latest about Heart & Circulation
This Blood Test Can Detect Brain Injuries, But Some Doctors Say It Might Be Pointless
A new blood test approved by the U.S. Food and Drug Administration to detect brain injuries might reduce the number of potentially unnecessary brain scans, according to a new study.
'Good' Cholesterol May Be Bad for Some People
Having high levels of high-density lipoprotein (HDL) cholesterol, the so-called good cholesterol, is usually considered positive. But that might not be true for everyone.
More Pregnant Women Are Having Heart Attacks. But Why?
Women who are pregnant may not spend much time worrying about their own hearts, but a new study suggests they should.
Stop Taking Multivitamins to Help Your Heart. Researchers Say They Don't Work.
Multivitamins are popular, but they don't appear to boost your heart health, according to a new study.
The Really Strange Way a Tick Bite Could Harm Your Heart (Hint: It Involves Red Meat)
People with a rare red meat allergy may have a higher risk of heart disease, a new study suggests.
Blood Cells Can Transform into Brain Cells, New Study Shows
By transforming blood cells into nerve cells, can we learn about the brain?
Blood in Your Veins Is Not Blue — Here's Why It's Always Red
Sometimes blood can look blue through our skin. But this is an optical illusion.
