Is mastubution by hands effect health of a teenager?

Masturbation is a normal and common activity among teenagers and is generally considered a healthy part of sexual development. It can have various benefits, such as relieving stress, helping to understand one's body, and promoting sexual health. However, if it interferes with daily life or is accompanied by feelings of guilt or anxiety, it may be helpful to discuss these feelings with a trusted adult or healthcare professional. Overall, when practiced in moderation, it is not harmful to health.