Your body produces it when your skin is in the sun or when you eat vitamin-D-rich foods. It can be hard to notice a vitamin D deficiency because it sometimes yields no symptoms. One study found ...

But 10 years on, industry insiders tell us things have shifted. Was body positivity a flash-in-the-pan trend? And with help with weight loss medication such as Ozempic, is skinny back for good?

The body-positive movement has encouraged people, especially women, to see beauty in all shapes and sizes, and it's reminded us that body ideals are culturally constructed and not based on science.

Shoppers walk through the old city market in Damascus, Syria, on Jan. 9, a month after the overthrow of President Bashar Assad. (Omar Sanadiki / Associated Press) ...

"As in all areas where humans are called to make decisions, the shadow of evil also looms here," it said. "The moral evaluation of this technology will need to take into account how it is directed ...

By Elisabetta Povoledo The Vatican called for constant oversight of artificial intelligence on Tuesday, warning about the potential for “the shadow of evil” in the technology, which it said ...

Something to look forward to: The prospect of yet another Resident Evil movie might make a lot of people's toes curl. After seven films and one of the worst Netflix shows ever made, the franchise ...

And both uphill and downhill training can improve your proprioception — or your sense of where your body is in space — which can reduce your risk of falls. Start by charging uphill while ...