Some factors include; heredity, hormones, if you live in cold, dry climates, certain skin disorders/diseases, malnutrition, and aging
Symptoms include: Tightness (especially after cleansing), flaking, and redness, sensitivity, dull appearance
Dry skin can be extremely uncomfortable at times and is best to be treated with a moisturizer rich in vitamins and minerals
Ingredients to look for are products containing Vitamin E, lactic acids and alpha hydroxy acids, glycerin, petroleum, synthetic lanolin
Ingredients to avoid are alcohol, fragrance, and other irritants