Medical organizations recommend protecting your body from uv radiation by using sunscreen. suggest a reason for this recommendation.

Behavioral science is the study of human behaviors and how they can be influenced.  by examining patterns in behavior as well as reactions, individuals with behavioral problems can be more adequately treated, resulting in greater mental health of our society/the public.

There is no best way to cut yourself without hurting yourself. to heal yourself, seek a trusted adult or friend. cutting yourself will only hurt more. hope this answers your question : )