Vitamin D is the secret to a strong immune system. It’s proven to stimulate your first line of defense against illness. But a simple mistake can do the opposite, setting your immune system up for failure by stealing your natural vitamin D…

Frailty can rob you of your independence as you get older. One good way to fend off frailty is by walking. But whether it works depends on your cadence. That’s where the extra 14 steps come in…

You might feel fatigued after a long day of activities or a long night of poor sleep. But if daily fatigue is your constant companion, the cause may be a condition that’s zapping your energy or a vitamin deficiency — or both.

There are many misconceptions about menopause. The biggest is that women have no influence over our overall well-being or even how to achieve it. I’m busting that myth and laying out the many choices you have to live your best life…

Prediabetes is a silent sign diabetes isn’t far behind. Watching weight, blood sugar and cholesterol could help you avoid it. But if you find yourself in prediabetes limbo, like 10 million other adults, researchers say a common vitamin could be a big help…

While vitamin D deficiency is mainly the result of not getting enough vitamin D from sun and diet, in some cases, it can be traced to a gene mutation. Researchers uncovered something shocking about this mutation that could be a huge step forward in the fight against cancer…