Health

Is interval training the fountain of youth?

(HealthDay)—High-intensity interval training (HIIT) is an exercise technique done by alternating short bursts of all-out effort in an aerobic activity with periods done at a very slow pace.

Ophthalmology

Cataract treatment inventor Dr. Patricia Bath dies at 76

Dr. Patricia Bath, a pioneering ophthalmologist who became the first African American female doctor to receive a medical patent after she invented a more precise treatment of cataracts, has died. She was 76.

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