Which of the following is NOT essential when it comes to personal hygiene?
Planting more trees
Oral hygiene, eye care, and hair care are impotant for personal hygiene. Oral hygiene involves regular brushing of teeth and consuming healthy food. Eye care involves washing eyes with plenty of clean water and not rubbing your eyes with hands. Hair care includes regular washing and combing to keep the scalp clean and fresh so as to prevent dandruff and lice.