Thanks for your query.
and using gutka is really not good for health. It produces premature ageing and can also decrease sperm count
is a physiological phenomenon. You need not worry about it. Daily masturbation is also not unhealthy.
Smell in between the thighs is due to secretion of scent glands which are situated in that area. You need to clean it with soap.
Bad odor can be reduced by decreasing onion and garlic in your food.
If you are not convinced I suggest you can consult a psychiatrist
for proper counseling.