Give any four factors necessary for a healthy person.

AcademicBiologyNCERTClass 9

The factors necessary for a healthy person are:

(i) The clean and hygienic surrounding environment. It will prevent the spread of air and water-borne diseases.

(ii) Personal hygiene is also necessary to prevent infectious diseases.

(iii) Nourished food and a balanced diet are necessary for a good immune system.

(iv) Immunization against various diseases.

raja
Updated on 10-Oct-2022 13:32:10

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