Raeson of your problem is excessive masterbation,God created interest in sex for creation (एको अहम बहुस्यामि), don't waste your valuable supreme DHATU , divert your mind towards spirituality good thoughts for transformation, achieve your real Goal,read good spiritual literature i e Swami Dayanand G Swami Vivekanand G,Ram Krishna Paramhans etc noble, (Brahmchari) people,U will feel good after some time , massage body with olive oil in ⛅.u can join Art of living etc type spiritual programs
Next Steps
U can consult online through Practo
Health Tips
avoid masterbation for happy married life in future because this will give rise to P E,E D etc, Take walnuts almonds pistachio Draksha anjeer Sprouted seeds, avoid alcohol, nonveg red chilli spicy food sour curd Kadi etc