a man removes a special device with a machine, natoptysh and dry calluses on the soles and heels of his feet, close-up, treatment

callosity callous callus close coarsened concept contagion corn defeat derma dermatology device disease dry female fingers foot formation girl hardened heel hygiene hyperhidrosis infection interior kernel leather leg machine male man morbidity natoptysh pain painfulness pedicure person problem rod root sealing sickliness skin sole soreness treatment white