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Showing posts from March, 2023

MARBURG VIRUS

 The MARBURG VIRUS is a rare and deadly virus that can be fatal in humans. It is spread through contact with infected animals or insects ,and has no known cure. The virus posed a threat to humans even before it was identified in 1967, but since than there have been many outbreak around the world. The most recent outbreak occurred in Angola in 2005, killing over 400 people and infecting thousand more. It is believed that the virus could potentially spread further if not contained properly. There is currently no vaccine or treatment for the MARBURG VIRUS ,and it can be fatal if left untreated. As such, it is important to take precaution when travelling to area where the disease has been identified and also to practice good hygiene habits to reduce the chances of contracting it. As one of the most deadly Viruses, MARBURG VIRUS has caused thousand of death across the world. It is a highly contagious and incurable virus that one spread rapidly through direct contact with an infected per...

VITAMINS

 Vitamins are divided into two groups-  1.Fat soluble Vitamins- Vitamin A, D,E and K. 2.Water soluble Vitamins- Vitamin-B Group and C. Vitamin-A  - Most potent types of Vitamin A is Vitamin A1 or retinol. - One international unit of vitamin A is equivalent to 0.3 microgram of retinol. - Fish liver oil are the richest natural source of retinol. - The cheapest sources of vitamin A is green leafy vegetables such as spinach and amaranth. - Most important source of Vitamin A for a child in India is green leafy vegetables. - The most important carotenoids is beta - carotene , Which has the highest vitamin A- Activity. - Vitamin- A also occurs in green and yellow fruit and vegetable , papaya, mango, pumpkin, not present in potato. Deficiency: - Correct sequences of appearance of manifestation of Vitamin A deficiency are night blindness, conjunctival xerosis, Bitot's spots, corneal xerosis and keratomalacia. (a) Night Blindness- The First symptoms of lack of Vitamin A is night bl...