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Vitamin D
Should you worry about chemicals in sunscreen? Here's what the science says.
If you’re feeling anxious about the recent panic headlines, read this. | Christy discusses why some wellness influencers advocate avoiding sunscreen…
Aug 18, 2025
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Christy Harrison, MPH, RD
8
1
1
13:40
Vitamin D and Health Outcomes, Part 3
Diabetes and Blood Sugar | Christy discusses vitamin D for blood-sugar control and preventing diabetes (part of our series on commonly used…
Apr 14, 2025
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Christy Harrison, MPH, RD
14
1
1
22:20
Vitamin D and Health Outcomes, Part 2
Immunity and Autoimmunity
Feb 24, 2025
•
Christy Harrison, MPH, RD
6
5
1
20:22
Vitamin D and Health Outcomes, Part 1
Fertility, Pregnancy, and PCOS
Jan 27, 2025
•
Christy Harrison, MPH, RD
11
5
1
22:40
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