Ключевые слова: activity, adult, athlete, background, blister, body, brick, callosity, callus, callused, calluses, care, chaffing, chapped, closeup, cracked, discomfort, dry, hand, hard, harden, health, hurt, indoors, induration, injured, lifestyle, male, man, overworked, pain, painful, palm, person, physical, rough, showing, skin, sport, suffering, uncomfortable, wall, work, worker,