Free from the sun, vitamin D delivers a natural source for one of the hormones essential to our bodies, especially the bones. But when you're down on this essential nutrient, it's not only your bones that could suffer, but also your cardio health, according to new research from the University of South Australia.

A recent survey by an advertising firm shows that dietary supplements as a category has broken into the top health topic searches in 2021.

Research has found that early knee osteoarthritis patients with lower vitamin D levels showed higher levels of pain intensity, disability, and anxiety, as well as poorer social participation.