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NEW YORK (Reuters Health) – Vitamin D deficiency can increase the risk of depression by as much as 75% among seniors, according to a new study that includes four years of consecutive research.
The results were disturbing, especially considering the number of people who did not take enough vitamin D with age.
"With age, depression has an impact on quality of life, so it increases the risk of premature death, so increasing vitamin D levels may offer good opportunities to address these issues in people with diabetes." elderly people ", according to the website" Sciencealert ".
Vitamin D supplements are relatively safe and researchers have sought, in their studies, to demand specific guidelines and recommendations that can have a real impact.
"This is the largest and most comprehensive study on the risk of depression and the amount of vitamin D in the elderly in Ireland," says Robert Briggs, a graduate of Trinity College Dublin, in Ireland.
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The study involved 3,665 people aged over 50 who participated in the Irish Longitudinal Study on Aging (TILDA). Initial assessments were conducted and participants were examined two to four years later.
At the end of a four-year period, 400 people were depressed. The risk of depression increased by 75% among participants at risk of depression, even after other factors such as depression, chronic illness, physical activity, cardiovascular disease. .
Vitamin D levels have already been associated with depression, but the large sample and the four-year period used in the latter study make it one of the most convincing evidence to date for linking the two. .
Researchers believe that vitamin D could protect the brain from age-related wear, but further studies will be needed to deepen knowledge.
But should you take vitamin D supplements regularly? "Since vitamin D is safe and relatively inexpensive, this study reinforces its health benefits," said one researcher. "However, past research in recent years has weakened the reputation of vitamin D supplementation, Doctors say that there is no consensus on the amount that can be considered a deficit, and that it can take him the quantity you want.
However, it is best to consult your doctor because the results of this study may be a good idea to confirm that the elderly should take the sun and have enough vitamin D in their diet.
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