I got less sensitivity on my penis while having...

General advices to increase your sexual ability :
1. following the healthy and appropriate way to do the sexual intercourse with your partner 
2. having a regular healthy diet and eat the apporprite food to increase sexual ability ( we will mention it later )
3. doing exercises and give up bad habits like smoking and drinking alcohol 
4. avoiding stress and anxiaty sources 
products and suppliments to have sexual practice :
1. multimaka 
2. alpha testo
3. royal jelly 
vitamins and food the increase your sexual ability :
- vitamins :
1. vitamin E
2. vitamin C 
3. vitamin B12
4. vitamin D
5. selenium
- food :
1. red meat
2. eggs and milk products 
3. almond and walnut 
4. sea food and oysters
5. mashrooms 
diseases and conditions effects your sexual ability 
1. unhealthy life style 
2. irrgular sleep pattern and general exhausting
3. stress and anxiaty 
4. lack of exercises 
5. unhealthy sex life 
6. unhealty diet 
7. excessive masturbation 
8. chornic disease such as heart disease , DM , blood disease