Simple squat and reach exercises with fitness ball

Ankle sprain

How do you get an ankle sprain? Watch this video and find out.

Concussion

This animation shows the head receiving two impacts. One on the front, and one on the side from a boxing glove.

• Headache
• Pain

Tai chi

See why tai chi is often described as meditation in motion and why it's used for stress relief.

Heart Bypass Surgery

This animation shows the procedure of a heart bypass surgery.

• Heart Disease

Parkinson

This animation shows sporadic brain activity and a twitching hand that occur with Parkinson's disease, followed by treatment with dopamine stimulation.

• Parkinson's Disease