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As they get older, millions of people (mostly women, but men too) develop, or are at risk of, osteoporosis, where bones become fragile and may fracture if one falls. It is one consequence of not getting enough calcium and vitamin D over the long term. Supplements of both vitamin D 3 (at 700–800 IU/day) and calcium (500–1,200 mg /day) have been shown to reduce the risk of bone loss and fractures in elderly people aged 62–85 years. Men and women should talk with their health care providers about their needs for vitamin D (and calcium) as part of an overall plan to prevent or treat osteoporosis.
Again, Vitamin D toxicity and Vitamin D overdose symptoms are extremely rare- so in the vast majority of cases, if you are taking Vitamin D Supplements , even accidentally taking a full bottle all at once will not cause an Overdose on Vitamin D . However, since a Vitamin D Overdose CAN occur, always stick with recommended dosages and Get your Vitamin D Level Checked in order to get your levels up to the 'optimal' Vitamin D Level as recommended by the latest research on vitamin d toxicity and vitamin d therapy.