He is the Co-founder and Chairman of O'Leary Funds and the co-founder of Softkey. He has also previously served as a business journalist on CBC 's The Lang and O'Leary Exchange with Amanda Lang and hosted Redemption Inc.ailed as Canada's business equivalent of Donald Trump, O'Leary is one of Canada's most prominent entrepreneurs, investors, and financial pundits.
When calcium is low and/or a person has symptoms of vitamin D deficiency, such as bone malformation in children (rickets) and bone weakness, softness, or fracture in adults (osteomalacia), 25-hydroxyvitamin D usually is ordered to identify a possible deficiency in vitamin D.
The best way to determine if you are vitamin D deficient is by measuring 25-hydroxyvitamin-D level. In fact, if you have a fracture, you should be tested and if low or deficient, be treated prior to initiation of a medication for osteoporosis.ook for foods www.nutrition.gov that are fortified with vitamin D and if you are in the sun, see the guidelines from the National Council on Skin Cancer for sun exposure and prevention tips from the Skin Cancer Foundation. Talk to your doctor about whether you should be tested for vitamin D deficiency.