What Is The Treatment For Red Foreskin?

when i peel back the foreskin, it tends to stick and if im not careful tears the helmet, there is a slight itchy sensation and a small amount of redness when the foreskin is fully pulled back, ive tried caniston to no avail,, im 47 years of age, workout 6 days aweek and at 5ft 6, weigh 142 pounds, i was however a stone or so heavier some 8 weeks ago, and the problem seems to have arisen since ive started swimming up to 3 miles a week, i eat healthy and am guilty of drinking at the weekends but by and large i feel great and cannot remember the last time i was ill, sex wise, ive been inactive for around 3 months or so...