Vitamin D from a Medical Perspective
Why Act Your Age? With Dr. Naomi Albertson
English - November 16, 2020 20:00 - 33 minutes - 22.9 MBFitness Health & Fitness Medicine health fitness aging muscles muscle strength exercise bones bone active aging Homepage Download Google Podcasts Overcast Castro Pocket Casts RSS feed
There are lots of claims about what vitamin D does for our health, especially in the age of Covid-19. Dr. Naomi Albertson explains what vitamin D is, how we create it in our bodies and get it in our diet, and what we know for sure in regards to how it functions in the body.
0:52 Introduction.
2:44 Vitamin D is fat soluble, so you should take it with a little fat for absorption.
3:34 The two forms of vitamin D: D2 and D3.
3:51 Your skin starts the process of activating vitamin D. Sunshine is important, but temperature is important too!
5:44 Kidney or liver problems can affect your ability to create vitamin D.
6:11 All of our cells have receptors for vitamin D.
7:05 Blood tests for vitamin D.
9:18 Casual exposure to the sun (arms and face) isn't enough to achieve your daily recommended vitamin D intake.
10:10 Find your recommended daily intake of vitamin D: https://ods.od.nih.gov/factsheets/VitaminD-HealthProfessional/#h2
10:59 The ability to create Vitamin D is reduced in elderly individuals.
11:19 Food sources of vitamin D.
12:03 Certain medical conditions can negatively impact the ability to absorb vitamin D through diet.
12:32 Acid helps us absorb vitamin D, so acid blocking medications can negatively impact how much we get in our diets.
13:05 Many Americans are deficient in vitamin D.
15:14 Your skin type affects how much vitamin D you absorb.
15:53 What we know for sure vitamin D does. Calcium absorption and calcium regulation.
18:58 Muscle function.
19:42 The risk of falls in the elderly.
20:05 Cancer risk.
20:30 Respiratory illness.
22:05 Covid-19 mortality.
23:19 Cardiovascular health.
24:11 Pregnancy and birth outcomes.
25:19 The range of normal vitamin D levels.
25:44 Do low vitamin D levels matter?
27:51 You can take too much vitamin D.
29:02 Symptoms of too much vitamin D or extremely low vitamin D.
31:30 Vitamin D supplementation.