Pimples on the back of the neck may be contact dermatitis and may also be related to folliculitis or acne.
1. Contact dermatitis: contact with allergy-prone substances leads to an allergic reaction on the back of the neck, which results in small red pimples accompanied by intense itching and tingling.
2. Folliculitis: If you are obese and have a lot of folds on the back of your neck, and do not pay attention to hygiene, folliculitis may be triggered, which will cause acne on the back of your neck, accompanied by redness, swelling, pain, itching and other symptoms.
3. Acne: It may be related to heredity, abnormal androgen levels, poor dietary habits and other factors, which can lead to red pimples on the face, back of the neck and body parts, accompanied by itching and stinging, and easy to secondary bacterial infection after scratching.
Acne on the back of the neck may also have other reasons, it is recommended to consult a doctor for examination, to clarify the specific causes, under the guidance of the doctor for reasonable treatment.