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Short-term over-exposure can cause snow blindness, which is analogous to sunburn of the cornea, or can cause solar retinopathy, which is long-lasting retinal damage and vision impairment from sungazing. [52] [53] Frequent exposure to the sun can cause yellow non-cancerous bumps on the middle part of the sclera of the eye, called pingueculae. It ...
Mapping of several bone diseases onto levels of vitamin D (calcidiol) in the blood [6] Normal bone vs. osteoporosis. Vitamin D deficiency is typically diagnosed by measuring the concentration of the 25-hydroxyvitamin D in the blood, which is the most accurate measure of stores of vitamin D in the body.
Environmental epidemiology is a branch of epidemiology concerned with determining how environmental exposures impact human health. [1] This field seeks to understand how various external risk factors may predispose to or protect against disease, illness, injury, developmental abnormalities, or death.
As a result, bone flexibility decreases making the bone more susceptible to fractures. [4] The clinical symptoms of fluoride toxicity in the bones are indistinguishable from arthritis. Even low level exposure to fluoride can cause or worsen the symptoms in consumers with vulnerable genotypes. [5] [6] [7]
However, during all these phases of our bones' life, Derocha says, a well-rounded diet rich in bone-supporting nutrients is key to supporting long-term health and quality of life. And those bone ...
Physical exercise has a positive effect on the immune system and depending on the frequency and intensity, the pathogenic effects of diseases caused by bacteria and viruses are moderated. [103] Immediately after intense exercise there is a transient immunodepression, where the number of circulating lymphocytes decreases and antibody production ...
People tend to think of bones as a static part of the body—but they're actually dynamic, with old bone constantly breaking down and being absorbed into the bloodstream, and new bone forming.
An infectious disease, also known as a transmissible disease or communicable disease, is an illness resulting from an infection. Infections can be caused by a wide range of pathogens , most prominently bacteria and viruses . [ 2 ]