Friday, August 26, 2011

Million Healthy Benefits of Vitamin A


Vitamin A is a vitamin that can be solved with four major functions of fat in the body:

1. Vitamin A helps cells reproduce normally, a process called differentiation. The cells are undifferentiated as they should be able to turn into pre-cancerous.


2. Vitamin A is needed for vision. Vitamin A is maintaining healthy cells in various structures of the eye and is required for the transfer of light into the signs of nerves in the retina.

3. Vitamin A is required for normal growth and development of the embryo and fetus, influencing genes that determine the development sequence organs in embryonic development.

4. Vitamin A is required for normal reproductive function, with influences on the function and formation of sperm, ovaries and placenta.

For some people, these forms of vitamin A supplements that can be solved by the water seems to be better absorbed than vitamin A which is solved by fat.

Liver, products made from milk, and cod liver oil is a source of vitamin A. Vitamin A is also found in supplement form. Vitamin A is usually used in conjunction with some of the conditions below:

1. PRIMARY: anemia (if deficient in vitamin A), the diseases that afflicts children, cystic fibrosis, infection, leukoplakia, chickenpox / measles (if vitamin A deficiency), short-sighted.

2. SECONDARY: bronchitis, celiac disease (only if the deficiency of vitamin A), heart attack, the body's immune function, anemia due to iron deficiency, chickenpox / measles (for severe cases), menorrhagia (heavy menstruation), peptic ulcer disease (acute gastritis), retinitis pigmentosa (a disease that attacks the retina of the eye derivative), sprainsand strains (injuries to the soft tissues, especially ligaments, tendons, and joints), wound healing.

3. OTHER: acne, supporting the release of alcohol dependence, conjunctivitis / blepharitis, Crohn's disease (a disease of the colon), Diabetic retinopathy (in combination with selenium, vitamin C and vitamin E), diarrhea, stomach ulcers, mumps, HIV support, hypothyroidism, lung cancer, Pap smear (abnormal), health pre-and post-surgery, premenstrual syndrome, retinopathy (retinal diseases associated with, combined with selenium, vitamin C and vitamin E), sickle cell anemia, urinary tract infections, vaginitis.

Who may be deficient in vitamin A?

• People who limit their consumption to the liver, the products derived from milk, and vegetables that contain beta-carotene, can be deficient in vitamin A.
• Infants whose weight at birth is very low (2.2 pounds or 0.99 kg or less) have a high risk born with a deficiency of vitamin A, and vitamin A shots given to infants has been reported to reduce the risk of lung disease .

The early signs of vitamin A deficiency: 

• Weak eyesight at night.
Dry skin
• Increased risk of infections, and metaplasia (a pre-cancerous condition).
• Severe vitamin A deficiency which is can cause blindness. It is extremely rare in the west.

Severe vitamin A deficiency is rare, usually occur because the conditions vary, leading to mal-absorption. Also reported high incidents of vitamin A deficiency in people infected with HIV.

People with hypothyroidism have a weak ability to convert beta-carotene into vitamin A. For this reason, some doctors recommend taking supplements of vitamin A, if they do not take vitamin A in the amount that should be on their eating patterns.

People who are very old with type-2 diabetes showed a decrease of vitamin A in blood is significantly due to aging, regardless of consumption of vitamin A in their diet.

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