Sensitivity of the skin is a different situation and premature ejaculation is a different situation.
Sensitive glans can be due to recent fungal infection or recent coitus.
Premature ejaculation is a situation where one cannot sustain enough and ejaculates before expected.
Leaving the couple in distress.
Next Steps
For Sensitive skin use some gentle wash for men available in the market.
Avoid using any lubricants.
Decrease consumption of porn
Health Tips
Persistent pre mature ejaculation requires tropical treatment and medicines for the same.
Do not consume any without proper medical advice. As people are allergic to them very often.
Approach for Doctors advice is problem persist.