Vitamin D Articles

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Sleep and Sunlight: Why Athletes Need to Prioritize Both

Seeking that extra edge on and off the field? Improving dietary and exercise habits are common New Year's resolutions, but athletes and non-athletes s...

What to Look for in a Pre-Workout Supplement

Pre-workout supplements promise to transform your workouts. You'll be more energized, you'll smash weights like never before and you'll visit Swole Ci...

The Scientific Reasons You Feel More Tired During Winter (And How To Combat It)

When the winter months hit, many of us feel the need to hibernate. Suddenly, getting out of bed in the morning is a Herculean task. Mid-day fatigue...

5 Most Common Nutritional Deficiencies in Athletes

Nutritional deficiencies can negatively affect how athletes perform. STACK talked to sports dietician Leslie Bonci to find out which macronutrients at...

New Study Finds That Athletes Lacking This Elusive Vitamin Are Weaker, Slower and Less Explosive

A new study from the University of Tulsa has found that low levels of vitamin D can lead to a significant drop-off in athletic performance. The...

Essential Supplement Stack for Male Athletes of All Ages

Choosing whether to take supplements can be a tricky issue for most men because of all the conflicting information. Most athletes will have friends that...

Is The FDA's New Nutrition Label Any Good? Expert Nutritionists Weigh In

The nutrition label will never be the same again. According to a recent FDA announcement, after remaining largely unchanged for the past 20 years, ...

FDA Approves New Nutrition Facts Label to More Accurately Reflect Serving Sizes and Amount of Added Sugar

The FDA announced today it has finalized a new and improved Nutrition Facts label aimed at helping people make more informed decisions about what ...

A Growing Number of Elite Athletes Are Deficient in an Incredibly Important Vitamin, And You Probably Are as Well

There's a good chance you're deficient in vitamin D. How do I know? Because I'm deficient in vitamin D. Well, I was when I got my blood tested a fe...

Bleeding For An Edge: Why a Growing Number of Pro Athletes Are Using Blood Analysis To Maximize Their Performance

Nutrition is not a one-size-fits-all discipline. Yes, a well-balanced diet will always beat surviving on fast food. But the reality is two athletes ...

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