Vitamin D is called the sunlight vitamin because the body produces it when the sun’s ultraviolet B (UVB) rays strike the skin. It is the only vitamin the body manufactures naturally and is technically considered a hormone. Essential for building strong bones and teeth, vitamin D also helps to strengthen the immune system and may prevent some types of cancer.
Tag: osteoarthritis
Arthritis in Your Knees
You may not have a problem with arthritis in your knees now, but if your mom or grandmother has knee pain–or you yourself do–you might want to read this.