Corns and calluses known as hyperkeratosis are Keratin or thickened skin is quite common in this fast paced world. Often occurring on feet and hands due to constant pressure, rubbing and or friction. Calluses or tylome are generally painless, flat thickened patches of skin.
Calluses are common and found in some sports and even in playing the guitar. Some examples of this rubbing is calluses from weightlifting or Ju Jitsu or some even complain of calloused knees from praying. Martial Artists thrive on calluses on the knuckles and feet as it protects them and even makes them stronger against blows.
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