Treating corns and calluses on your feet You need to treat a blister with a tent type of bandage. A tent bandage will protect the blister and let it breathe. Try using a double duty bandage that contains antiseptic gel which can be bought
Mosquitoes can carry diseases like West Nile Fever. You can use good repellent with DEET in it to keep on your person. Set up your camp site where there is a strong breeze or not close to water or ponds.