It can occur with merchandise such as shaving lotion, sunscreen and a few perfumes. Eczema, also called atopic dermatitis, impacts  between 10 and 20 % of children and 1 to 3 % of adults. A common symptom of eczema is dry, pink, irritated and itchy skin.
Common infections that are sexually transmitted in men embrace gonorrhea, chlamydia, syphilis, hepatitis C and B, genital warts, human papillomavirus , and genital herpes. STDs are identified with tests that identify proteins or genetic material of the organisms causing the infection. The prognosis of an STD depends on whether or not the an infection is treatable or not.
The best approach to forestall contact dermatitis is to keep away from contact with the allergens or irritants that trigger your signs. If you can efficiently avoid the irritants or allergens that trigger your signs, your pores and skin will finally clear up. See a GP  in case you have persistent, recurrent or severe symptoms of contact dermatitis.
While bug bites usually cause rashes, even just touching some bugs could cause rashes. For instance, the white-marked tussock moth caterpillar is a typical caterpillar seen in Tennessee in the summertime months. Curious youngsters typically contact its brightly colored body. Many people develop a rash after touching the caterpillar or its cocoon hairs. One of the commonest rashes from a parasite infection is scabies.
A contact allergy is the least common sort of allergy in canine. It outcomes from direct contact with allergens, corresponding to pyrethrins, present in flea collars, pesticides, grasses, and supplies, corresponding to wool or synthetics, used in carpets or bedding. Contact allergic reactions can become practically something and at any age.