As long as it's not hindering your life or harming you or others you're good. Applies to most things ¯\_(ツ)_/¯
Compulsive masturbation and other compulsive behaviors can be signs of an emotional problem, which may need to be addressed by a mental health specialist. As with any "nervous habit", it is more helpful to consider the causes of compulsive behavior, rather than try to repress masturbation.
See also
Persistent genital arousal disorder
Today I learned a lot reading Wikipedia
As long as it's not hindering your life or harming you or others you're good. Applies to most things ¯\_(ツ)_/¯
I can easily spend 30+ hours a week jacking off and watching porn. I don't know about you but I have a feeling that's probably not the healthiest habit.
To be fair, unless the act itself is interfering in your daily life, the real problem is probably porn addiction.