Neck stretches for the workplace

Colonoscopy

See what a doctor sees when you undergo an examination of your colon.

Sleeve gastrectomy surgery

Sleeve gastrectomy involves removing part of the stomach. The remaining section is formed into a tube. This tube can't hold as much food.

Allergy tests

What happens in an allergy test? Watch this video and find out.

Retina

This animation shows the process in which light is transformed by the retina as electrical impulses that travel to the brain through the optic nerve.

• Vision

Glaucoma

This animation shows the affects of untreated glaucoma.

• Vision