The main function of the triceps is to extend the forearm at the elbow joint to straighten the elbow. Extension, or straightening, of the elbow is a necessary everyday movement needed for reaching, ...

It changes in size during childbirth. For most people, variations don't affect function but procedures like dilation may be needed in people who have had vaginoplasty surgery to create or repair a ...

Insulin is a hormone that allows glucose in the blood to enter cells, providing them with the energy to function. A lack of adequate insulin plays a key role in the development of diabetes.