Contact dermatitis:
Allergy that occurs when certain substances come into contact with the skin.
Examples: Soaps, detergents, cosmetics, perfumes, certain metals (such as nickel in jewelry), latex gloves.
Food allergies:
Allergic reactions can occur in the body when certain foods are consumed.
Examples: Eggs, milk, seafood, peanuts, soy, and certain types of fruit.
Drug allergies:
Drug allergies can cause itchy, flaky skin after taking certain medications (e.g. antibiotics, painkillers).
Environmental factors:
Dust mites: Indoor dust.
Pollen: When pollen from plants comes into contact with the skin through the air.
Animal hair: Pet hair.
Insect Bites:
A bite from a mosquito, fly, flea, or some other insect can cause severe itching and swelling in the area due to an allergic reaction.
Climate change:
Excessive heat, sweating, or extreme cold can cause itching and scaling of the skin.