The bone-thinning condition called osteoporosis can lead to small and not-so-small fractures. To protect your bones, you do need calcium in your diet, but you also need to keep calcium in your bones once you get it.

You can get calcium into your bones, from eating greens, beans, or fortified foods. You can exercise, so calcium has somewhere to go. And you can get Vitamin D, which controls your body’s use of calcium, from the sun. Once you get the calcium you need into your bones, it is critical to keep it there? >> Read here for how to do that.