vitamin D deficiency

December 10, 2021

Good sleep reduces cognitive decline even in early Alzheimer’s

HealthDay reports that getting the right amount of sleep — not too much and not too little — could reduce your risk of mental decline as you […]
December 9, 2021

Part 2 of my interview with Jerry B. Jenkins on “The Inside Story” releases today

My newest TV show, “The Inside Story: Conversations on the art – and the heart – of writing,” a show for aspiring writers, launched last Thursday […]
December 9, 2021

FDA adds boxed warning on breast implants

Recently federal regulators placed a so-called “black box warning” on breast implant packaging. 
December 8, 2021

Five hours of moderate exercise a week reduces cancer risk

Just a few hours a week of moderate exercise may reduce your risk of cancer, a new study suggests.
December 7, 2021

Dietary choices could prevent healthy sleep

Sleep medicine experts say five substances people regularly consume can have a negative effect on sleep quality and duration.
December 6, 2021

“Cold turkey” helps smokers quit better than E-cigarettes

Using e-cigarettes and other tobacco products to keep from relapsing to cigarettes doesn’t appear to be effective.
December 4, 2021

My Fabulous New TV Show for Those Who Want to Write a Book (with a special price for YOU!)

I’m so excited to announce that my newest TV show just launched last Thursday (December 2) on LiftableTV. It’s NOT a medical show, but a show […]
December 3, 2021

FDA unveils proposal to make hearing aids available over the counter

A long-awaited Food and Drug Administration (FDA) proposal would allow millions of consumers to buy over-the-counter hearing aids in stores or online without a prescription or […]
August 20, 2010

How Much Sunlight Is Equivalent to Vitamin D Supplementation?

Readers of this blog are well aware than many (if not most) Americans have insufficient to deficient levels of vitamin D. Other than prescribing oral vitamin […]
January 28, 2011

Institute of Medicine says megadoses of vitamin D, calcium unnecessary

In a front-page article, the New York Times says, “The very high levels of vitamin D and calcium that are often recommended by doctors and testing […]
March 19, 2011

What to do with the two vitamin D guidelines?

As we’ve discussed in a number of past blogs, many adults are deficient in vitamin D, placing them at elevated risk for fracture, frequent falls, and […]
April 6, 2011

Vitamin D Insufficiency: Is there enough evidence for clinical recommendations?

Readers of this blog over the last year, have seen many of my posts on the plethora of studies and recommendations about vitamin D. Now there’s […]
July 11, 2011

Which vitamin D supplement boosts levels best — D2 or D3?

It turns out that vitamin D3 (cholecalciferol) has the edge.
August 7, 2011

Vitamin D3 may improve survival among women

Vitamin D3 may improve survival among older women, particularly those who are institutionalized, according to a meta-analysis published in the Cochrane Review.