what are deficiency diseases?

  • Deficiency Diseases or disorders occur mainly due to the deficiency of one or more nutrients in the diet over a long period of time. For example,
  • Night blindness disease is caused due to the deficiency of vitamin A in the diet.
  • Beri beri disease is caused due to the deficiency of vitamin-B.
  • Anaemia disease is caused due to the deficiency of iron.

 

More to Know:

  • Infectious disease transmitted only by a specific kind of contact. It is caused by the entrance into the body of organisms (as bacteria, protozoans, fungi, or viruses) which grow and multiply there.
  • Deficiency disease is a disease caused by the lack of some essential or important element in the diet, usually a particular vitamin or mineral.

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