What causes tiny red rings on skin?

Ringworm

Ringworm is a common fungal infection of the skin that often appears as small, red, itchy circles. It can be spread through direct contact with an infected person or animal, or through contact with contaminated objects. Ringworm is most common in children, but it can also affect adults.

Athlete's foot

Athlete's foot is a fungal infection of the skin that affects the feet. It can cause red, itchy, scaly patches of skin, as well as blisters and cracks. Athlete's foot is spread through direct contact with an infected person or animal, or through contact with contaminated objects. It is most common in adults who are active and who wear tight-fitting shoes.

Eczema

Eczema is a group of skin conditions that cause red, itchy, and inflamed skin. There are several types of eczema, including atopic dermatitis, contact dermatitis, and seborrheic dermatitis. Eczema is often triggered by allergens, irritants, or stress.

Psoriasis

Psoriasis is a chronic skin condition that causes red, scaly patches of skin. It is thought to be caused by an overactive immune system. Psoriasis is often triggered by stress, injury, or certain medications.

Scabies

Scabies is a skin condition caused by tiny mites that burrow under the skin. It can cause red, itchy, and irritated skin, as well as small, red bumps. Scabies is spread through close contact with an infected person.

Allergic reactions

Some people may develop red rings on their skin as a reaction to an allergen. Common allergens include pollen, dust mites, and certain foods. Allergic reactions can also be triggered by insect bites or stings.

Medication side effects

Some medications can cause red rings on the skin as a side effect. Common medications that can cause this side effect include antibiotics, NSAIDs, and corticosteroids.

Other causes

In some cases, red rings on the skin may be caused by a more serious underlying medical condition, such as a blood disorder or an autoimmune disease. If you are experiencing red rings on your skin, it is important to see a doctor to determine the cause and receive appropriate treatment.