How cancer spreads

Cancer of the throat or larynx

From a top view of the voice box (larynx) and vocal cords, this animation shows the formation of a malignant tumor on the right vocal cord.

• Cancer

Celebrex: Stomach and Intestinal Side Effects

A brief overview of the stomach and intestinal side effects and related cautions that may occur with all NSAIDs, including Celebrex

• Celebrex

Epinephrine and exercise

This animation shows the release of epinephrine and its effect of the heart.

• Exercise & Fitness

Seated leg press with weight machine

The leg press exercise strengthens the lower body. See how it's done.

Tramadol: Drug Interactions and Safety Concerns

An overview of potential drug interactions with tramadol and safety concerns. Learn more about tramadol at: https://www.drugs.com/tramadol.html

• Tramadol