Chicago Tonight

At Age 100, Heart Health Pioneer Still Doing Research

Clip: 11/14/2019 | 4m 25s

These days, we know that eating foods high in saturated fats, salt and cholesterol is unhealthy. But that wasn’t always the accepted wisdom. And the doctor whose research led to many of those discoveries just celebrated a milestone.

Aired: 11/14/19

Rating: NR

Video has closed captioning.

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