Hi there,This is Dr Basu, experienced Internal Medicine Specialist.I am here to address your concerns and provide great service.
Itching and redness are likely due to the fungal infection.
Heat and sweat can promote fungal growth.
You can upload a picture here for confirmation.
Over the counter Clotrimazole cream can be tried twice daily for 10 days in that case. Best wishes,It was my pleasure to help you today.If I have answered all your questions, Please rate my response Excellent (click on the 5th star on top).Please bookmark my profile for fast, reliable authentic answers!This is the link to my profile:http://www.justanswer.com/medical/expert-mysticdoc/