They may recommend taking a high dose of vitamin D for the first few weeks just to try and get you back to normal. You’ll want to test again about six months later to see if that supplementation was ...

Plus, how to up your intake.

Vitamin D is particularly important for women, supporting bone health and pregnancy. Learn about vitamin D, its benefits, how much women should have daily, and more.

The days are shorter, you’re hibernating inside — and there’s a good chance you’re not getting enough vitamin D. About 40% of Americans aren’t. But in case you’re waiting for a sign from your body to ...

Here’s what vitamin D3 is and why your body needs it.

Vitamin D is a health superstar, supporting your body from head to toe. Research suggests that it plays a key role in building strong bones and muscles, keeping your immune system and your ...

Vitamin D is vital for numerous bodily functions. While sunlight is the primary source of vitamin D, record high temperatures this summer may dissuade people from spending time in the sun. An expert ...

Dr Oscar Duke warns taking too much vitamin D could harm your heart and kidneys during an appearance on BBC Morning Live on ...

Add Yahoo as a preferred source to see more of our stories on Google. Here’s what to know about vitamin D benefits and risks, particularly when it comes to ending fatigue. (Getty Images) You might ...

Randomized trial does hint at benefit for several individual food allergies ...

Medically reviewed by Erika Prouty, PharmD Your body needs vitamin D to function properly, but your vitamin D level may start ...

Plus, how to tell if you need to supplement at all.