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.
Get tested for Vitamin D levels (look for 60-100 ng/mL) â note that Iâm not sure Iâm going to do this for all the kids. 1  Add a Vitamin D supplement (see below for 2 choices) â if youâre looking elsewhere, seek out only Vitamin D3, Cholecalciferol, NOT D2 (source)