The foreskin covers the glans (the head of the penis). Cleanliness is important in preventing medical issues.
1 Phimosis:- causes & factors that lead to a tight foreskin
The Contrasting Evidence Concerning the Effect of Male Circumcision on Sexual Function, Sensation, and Pleasure: A Systematic Review - ScienceDirect
Understanding Penis Anatomy: A Comprehensive Guide
Phimosis & Balanitis Doctors Opposing Circumcision
About the Foreskin: Parents' Perceptions and Misconceptions. - Abstract - Europe PMC
Kayaba: Normal Development of the Prepuce
Phimosis Tight Foreskin - Causes - Symptoms - Diagnosis
Evidence and Ethics on: Circumcision - Evidence Based Birth®
Phimosis in teenagers
penis skin care –