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Health and Fitness

Vitamin D Deficiency Is Everybody’s Concern; Your Way Out!

Vitamin D deficiency is a major health problem worldwide, and deficiency is common to all continents, countries, races, ethnicities, genders, and all ages. Some studies show that about half of the world’s population does not have sufficient vitamin D levels in their blood. Vitamin D Deficiency Is Everybody’s Concern; Your Way Out!

In fact, in developed countries, doctors are seeing the resurgence of rickets, a bone-weakening disease that is largely eliminated by vitamin D supplementation.

Factors Affecting vitamin D Levels in the World

Factors that affect skin production by vitamin D include latitude, season, time of day, air pollution, cloud volume, skin melanin content, sunscreen use, age, and the degree of clothing that covers the body.

When the sun sets on the horizon, atmospheric ozone, clouds, and particulate air pollution reflect UVB radiation from the surface. Therefore, the production of vitamin D in the skin is virtually absent during the winter months at latitude> 35°, during the day and late, and throughout the day.

For example, in Boston, Massachusetts (latitude 42°), there is a four-month “winter solstice” centered around the winter solstice where UVB does not pass through the atmosphere, and in Northern Europe or Canada there is a “vitamin D winter”. druidic names

It has been extended for 6 months. Month. In addition, there is a surprisingly high proportion of vitamin D deficiency, despite well-applied sunscreens, common glazing of homes and cars, and, for example, Miami, Florida, despite the sunny subtropical climate. To do. For example, despite the sunny and subtropical climate, Miami, Florida has a surprisingly high incidence of vitamin D. Latitude (see 1).

African Americans, the elderly, and obesity increased the risk.

Older people produce significantly less vitamin D than they are 20 years old after being exposed to the same amount of sunlight (see 3). Obesity is also a major risk factor for vitamin D deficiency in high-risk obese African Americans (see 4). Therefore, people who work indoors, live in high latitudes, wear wide clothes, use sunscreen regularly, and avoid the dark, obese, aging, or conscious sun are at risk of vitamin D deficiency. Will be higher.

The role of vitamin D.

Vitamin D promotes intestinal calcium absorption, maintains proper serum calcium and phosphate levels, allows normal bone calcification, and prevents tetanus hypocalcemia.

If you don’t have enough vitamin D, having enough vitamin D in your bones can help prevent itching in children and osteomalacia in adults. Vitamin D, along with calcium, protects the elderly from osteoporosis.

Vitamin D Deficiency Is Everybody’s Concern; Your Way Out!

Other roles of vitamin D
Cell proliferation regulation,
Neuromuscular function and immunity,
And it reduces inflammation.

Many cells have vitamin D receptors and some convert 25 (OH) D i 1,25 (OH) 2D.

Street address

1. Levis S, Gomez A, Jimenez C, etc. Vitamin D deficiency and seasonal changes in the adult population of South Florida. J Clin Endocrinol Metab 2005; 90 (3): 1557-62

2. Willis CM, Laing EM, HallDB, etc. A prospective analysis of 25-hydroxyvitamin D plasma levels in prepubertal women in whites and blacks in the southeastern United States. Am J Clin Nutr 2007; 85 (1): 124-30 ..

3. Holic MF. McCallum Awards Lecture, 1994: Vitamin D-A New 21st Century Horizon. Am J Clin Nutr 1994; 60: 619-30.

4. Yanoff LB, Parikh SJ, Spiraling A, etc. Prevalence of vitamin D deficiency and secondary hyperparathyroidism in obese black Americans. Clin Endocrinol (Oxf) 2006; 64 (5): 523-9

Read More: opinion-nytimes

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