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Effects of Ultraviolet on humans
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In this video find out about both the positive and negative effects of UV rays from sun on humans.

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U
Unacademy user
Thnku sir. This course is very helful to the students
)ahle k video jyada clear voice me the or frequently bol rhi thi aap but isme utna frequently ni hain jitna ki pjle thi...Asha krta hu pahle ki trah koshish krengi aap...
Mohd Imran Khan
a year ago
pahle k video...........as above
Bahut hi behtr tarike se samjhati(btati) hain aap...Or voice v kaafi clearl h or sweet v...
Bahut hi behtr tarike se samjhati(btati) hain aap...Or voice v kaafi clearl h or sweet v...
Bahut hi behtr tarike se samjhati(btati) hain aap...Or voice v kaafi clearl h or sweet v...
maim sb kuch thik h ..bt dnt mine ,thori si hindi ache se smjhyen....ty maim 🙏
  1. Effects of Ultraviolet ravs on humans


  2. Positive Effects


  3. Ultraviolet Triggers the production of vitamin D reducing the risk of cancer.


  4. Psoriasi:s Also another common benefit of UV is that it helps some skin conditions like Psoriasis


  5. Did you know that it also helps some animals' in their vision and navigation?


  6. UV has positive applications in the fields of disinfection and sterilisation. UV can effectively 'kill' (deactivate or destroy) microorganisms such as viruses and bacteria.


  7. Negative Effects


  8. Did you know that UV is an environmental human carcinogen?


  9. Prolonged exposure to UV or high intensities of UV could damage the tissues of eyes and can cause a burning' of the eye surface, called 'snow blindness' or photokeratitis.


  10. And another eff ct or damage that UV ageing of skin. s causes is, it cause