Cracks and fissures are breaks in your skin that are often the result of your skin being too dry or too moist.
Dry skin and cracks (fissures) area often associated with dry, flaky skin, itching skin. Dryness can be caused by diet, cold dry weather, dermatitis, exposure to chemicals, eczema, psoriasis, and other disorders.
Skin cracks that occur from your skin being too moist often occur from excessive sweating, not drying your feet well or remaining in a chronic wet/damp environment (ex. wet shoes).
Not only can skin fissures and cracksjust plain hurt but they are breaks in your natural skin barrier that leave you open to bacterial or fungal infections. Seek out medical care for fissures especially if they are accompanied by redness, warmth, fever, pain, swelling or drainage.