An asthma attack

Upper body stretches for the workplace

Upper body stretches can help prevent stiffness. Try these stretches at work.

Abdominal crunch with fitness ball

You can do many core exercises with a fitness ball. See the abdominal crunch.

Cataract

This animation depicts how a cataract is seen in the eye.

• Vision

Coronary angioplasty

Coronary angioplasty and stenting open narrowed arteries. Watch this video to find out more.

Reverse crunch with fitness ball

You can do many core exercises with a fitness ball. See the reverse crunch.