Women :: Anal Leakage Sweaty Smell

So I'm in highschool and when I started my 3rd year, I decided that I wouldn't go to my mom's house anymore to eat. I would just go home and wait until my dad came so we can order food. So I would eat like at 8 or 9. Usually burgers and fries, pizza, or Chinese, etc. Junk food basically. So I would go to sleep after 30 minutes or a hour after eating. So I wouldn't feel like taking a s*** until I'm at school. I would hold it the whole day until I get home because the bathrooms are always filled with people or its dirty. I would also hold in farts. So one week, I didn't take s*** in five days. FIVE DAYS. So I finally used the bathroom and I was hella constipated. So I was there for like 30 minutes just pushing, and when it came down, it was like a log. My head hurt like crazy after I dropped It I was tired as hell. I even showered for another 30 min because of that. The next morning, I woke up and showered again because I usually shower 2 times a day. In the shower my anus felt weird, like as if it was open. I was scared but it went away after a while. So on Monday, I go to school, and I sit down in Trigonometry and my anus.... It starts to sweat, LIKE CRAZY. After like 20 min, I start to hear friend nexts to me and hes like "it smells like ............