People with vitamin D levels just below normal shouldn't take vitamin D supplements - here's why
Don't store avocado like this: it's dangerousPeople with levels of vitamin D slightly lower than normal should not take supplements of this vitamin: a Danish study reveals an unpleasant consequence for muscle strength.
Researchers at a Danish university analyzed the effects of vitamin D supplements on muscle function (specifically, their strength and mass). 54 tests involving 8.747 volunteers were conducted and it was found that there are no obvious muscle health benefits in people taking the supplements.
On the contrary, vitamin D seems to have even harmful effects on sports performance. The participants in the study, in fact, were subjected to a test called Timed Up and Go (TUG) to measure their level of mobility, in which the time taken to get up from a chair, walk three meters, turn around, was measured. go back to your chair and sit down again. After taking vitamin D supplements, there was a decrease in the strength used to flex the knees.
(Read also: Foods (plant and non-plant) richest in vitamin D)
Care should be taken when prescribing vitamin D supplements to improve muscle capacity and strength in people with normal or slightly below normal levels of the vitamin, '' he says. Lise Sofie Bisle, author of the study. - However, further tests are needed to understand whether supplements can have positive effects on the muscles of people with severe vitamin D deficiency.
Vitamin D is essential for good bone health but also for keeping the immune system active and for other functions of our body. We can take it thanks to some foods (such as fish, milk, eggs and some foods 'added' with vitamins), but it is above all thanks to exposure to sunlight that our body fills up with this vitamin: every day, in fact, we should expose ourselves to the sun for at least 30 minutes - obviously, avoiding the hottest hours and protecting the skin well from the risk of sunburn and rashes. In addition to playing a fundamental role for the bones (by regulating calcium metabolism and its fixation within the bones), this vitamin also has important benefits for the nervous system and the heart.
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Fonte: Journal of Bone and Mineral Research
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