Massaging improves circulation to your hair roots and is the oldest known remedy for good hair health. Avoid leaving oil on your scalp for longer than an hour as that might attract dust and pollution, so do it before shampooing.
Masturbating does not harm your hair.
Next Steps
consider a once in 3 weeks online consult with a qualified dermatologist till your hair issues improves.
Health Tips
dermatologist are the only hair specialists. there is no seprate specialisation for hair. so dont be fooled by someone who tells you he or she is a hair specialist only not skin