skin is the largest of 4 excretory organs intestines, urine, skin and lungs
people are not sweating due to AC rooms, makeups, perfumes etc
REMEDY:

1. drink lot of water,
2. steam vaporizer, sauna or at home water steam,
3. message body with oil so skin pores open and then do vaporizer that helps in blood rush the skin(usually skin is the outmost part so blood does not pump properly to this ares) and sweat removes 1 liter of sweat in 15 mts removes toxins.