Health Library
The Health Library is a collection of health and wellness resources created for learning and accessibility. Select a topic below for related health information or search for a topic in the search bar for more information on other medical conditions.
Vasculitis
-
What is Raynaud's phenomenon? Raynaud's (say "ray-NOHZ") phenomenon occurs when the blood vessels in the hands and feet overreact to cold temperatures. The blood vessels are extra sensitive and become more narrow than normal, making the hands and feet feel very cold and numb for a short time. You may also hear this...