Once used for questionable treatments, leeches now help doctors to reattach body parts.

Take Two Leeches and Call Me in the Morning Deep Look

Premiered April 03, 2018
Take Two Leeches and Call Me in the Morning

The same blood-sucking leeches feared by hikers and swimmers are making a comeback... in hospitals. Once used for questionable treatments, leeches now help doctors complete complex surgeries to reattach severed body parts.

About the Program

Deep Look

See the unseen at the very edge of our visible world. Get a new perspective on our place in the universe and meet extraordinary new friends. Explore big scientific mysteries by going incredibly small.

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