Definition of resistor. : a device that has electrical resistance and that is used in an electric circuit for protection, operation, or current control.
Other skin conditions that result in dry, thickened skin on the foot include athlete's foot (tinea pedis), leg vein problems (venous stasis), psoriasis, and skin rashes caused by allergy or irritants. A common cause of dry, scaly skin and accentuated skin lines on a child's feet is the condition atopic dermatitis. 1  Photos and descriptions of eczema, atopic dermatitis, contact dermatitis, and athlete's foot.  Physical Stress: The environment inside a shoe can get very hot -- sometimes well over 120 degrees.
Dandruff flakes are actually dead skin cells that naturally fall off the scalp â more so if you scratch. Many people think that a dry scalp is synonymous with dandruff, but either a dry scalp or an overly oily scalp can cause excess cells to clump and fall off, forming dandruff flakes. A number of skin conditions and other causes can make your scalp flaky. Some factors that can increase the risk of dandruff include: 1  Heredity. 2  Hormonal changes, like puberty. 3  Excess alcohol consumption. 4  Eating high-sugar, spicy, or high-salt foods. 5  Lack of nutrients like fatty acids and vitamin B. 6  Weather changes.