Give any four factors necessary for a healthy person

cbse
cbse-class-9-science
why-do-we-fall-ill

#1

Give any four factors necessary for a healthy person.
Answer:

  • For a healthy person it is necessary that
  • the surrounding environment should be clean. Air and water-borne diseases should not spread.
  • personal hygiene is maintained to prevent infectious diseases.
  • proper, sufficient nourishment and food is available for good immune system of our body.
  • body is immunised against severe diseases.