Occupational exposure is a measure of the intensity and/or extent to which the human body experiences a particular hazard.For a given hazard, the greater the exposure the greater the risk of an adverse effect on health. This is because of the exposure-response relationship.ccupational Exposure. Exposure is determined by various factors including the time-exposed (duration), and factors such as the concentration of a substance inhaled, the intensity of a radiation field etc.
B Vitamins. The eight B vitamins help maintain metabolism, muscle tone, and a sharp mind, says Mary Ellen Camire, Ph.D., a nutrition professor at the University of Maine at Orono. Most important for young women is B9 (folic acid), which keeps red blood cells healthy and guards against cancer and birth defects. Recommended daily folate dosage: 400 micrograms (mcg); 600 mcg if you're pregnant.
Vitamin A. Vitamin A is the most common vitamin deficiency in the world. Vitamin A is important for thyroid hormone receptors and it activates the gene that regulates Thyroid Stimulating Hormone (TSH).You should be getting plenty of vitamin A if you are eating lots of fruits and vegetables.itamin A is the most common vitamin deficiency in the world. Vitamin A is important for thyroid hormone receptors and it activates the gene that regulates Thyroid Stimulating Hormone (TSH). You should be getting plenty of vitamin A if you are eating lots of fruits and vegetables.