When blood returns to the heart, it follows a complicated pathway. If you were in the bloodstream ... flows from the body into the right atrium. Blood flows through the right atrium into the ...

Real-time observation of certain biochemical processes in blood vessels from mice has revealed a previously unknown ...

This means that a red blood cell will travel through the heart twice during a complete circulation around the body.

Long before we're born, our heart's tissues twitch and convulse in a rhythm that only ceases in our final hour. It's a ...

When doctors tell patients they’ll access their heart through the groin ... allowing surgeons to navigate tools through blood vessels with remarkable precision. These advances have expanded ...

They also showed that the gut microbial PAG signaling pathway ... of heart failure, Dr. Hazen says. A commonly used heart medication for the treatment of heart failure and blood pressure called ...

When blood returns to the heart, it follows a complicated pathway. If you were in the bloodstream ... flows from the body into the right atrium. Blood flows through the right atrium into the ...