Genetics

The sex of your cells matters when it comes to heart disease

Most mammals, including humans, have two sex chromosomes, X and Y. One sex chromosome is usually inherited from each parent, and they pair up as either XX or XY in every cell of the body. People with XX chromosomes typically ...

Cardiology

Q&A: Thoracic aortic aneurysms

DEAR MAYO CLINIC: My friend was diagnosed with a thoracic aortic aneurysm. What causes this type of aneurysm, and how fast does it grow? Also, how are thoracic aortic aneurysms treated?

page 2 from 28