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vitamin D

Dear Doctors: I’ve heard that a lot of people don’t get enough vitamin D in their diet. What about getting it from the sun? Is that too risky? Also, what happens if you don’t get enough?

Dear Reader: Vitamin D is a fat-soluble nutrient that our bodies require in order to [...]

By Ask the Doctors • October 7, 2020

According to the U.S. Centers for Disease Control and Prevention, children need physical activity to promote healthy growth and development. Playing outdoors fosters higher levels of physical activity than indoor play, which is vital for kids since childhood obesity rates are on the rise. Unfortunately, the average child spends less than 30 minutes of unstructured [...]

By uclahealth • July 11, 2019

Your body needs calcium to make strong, healthy bones — but many children and adults in the United States aren’t getting the calcium they need. Because the body cannot produce this essential mineral, your bones are at risk for osteoporosis when you don’t consume enough calcium from food [...]

By uclahealth • February 6, 2019
From daily vitamins to bodybuilding products, it is important to realize that supplements are not regulated the same way as medicines by the Food and Drug Administration (FDA). So consider the health benefits — and risks — before taking a dietary supplement. What are dietary supplements? Dietary [...]
By uclahealth • August 21, 2018
Dear Doctor: I’m hearing that vitamin D can reduce the risk of colds and flu – and that more foods should be fortified with it. What’s the evidence for that? As a doctor, I’ll  confess I’m skeptical about such a broad [...]
By Ask the Doctors • August 7, 2018
Plant-based diets are associated with numerous health benefits, but it's not so easy for meat eaters to suddenly drop foods they're used to eating daily. Certain foods can help ease that transition, says UCLA senior dietitian Dana Hunnes, [...]
By Ryan Hatoum • July 18, 2018
My story is that I was diagnosed with Primary Hyperthyroidism by my primary care doctor and the VA. I read up on the disease, and became familiar with it. Meanwhile, My blood calcium levels were increasing, and my vitamin D level was decreasing. I was heading for trouble. I decided [...]
By S • June 13, 2018
Dear Doctor: I had my thyroid removed because of papillary cancer, and my surgeon has advised me to take high levels of vitamin D. He says there may be a correlation between low vitamin D levels and the development of cancer and Alzheimer's disease. If I remember correctly, the normal [...]
By Ask the Doctors • May 29, 2018
Dear Doctor: Should I take large doses of Vitamin D to prevent osteoporosis? This is an excellent question.  Vitamin D appears to be a wonder vitamin in regard to health.  For whatever ails you, it seems, vitamin D is the cure. [...]
By Ask the Doctors • April 24, 2018
Dear Doctor: I just turned 65, and even though I'm strong and healthy, my friends say I should be concerned about osteoporosis. What is it, and how do I know if I have it? Dear Reader: Osteoporosis, [...]
By Ask the Doctors • April 2, 2018