This can happen due to friction from clothes, sweating, or reactions to certain products. Symptoms may include redness, irritation, or a burning sensation. To help, wear loose, comfortable pajamas, wash the affected area, and apply a gentle, unscented moisturizer if the skin is dry. If irritation continues or worsens, hydrotherapy—use water for wellness and relaxation.

Such cysts can grow on your neck due to the blockage in the glands. It has been there for an elapsed time and no significant pain has occurred. That is probably nothing to worry about given the duration of its time there and the fact it is asymptomatic. Still, I strongly believe that expert attention from a doctor is needed.

Injuries can be the result of heat, chemicals, or sun exposure. Until then, keep the area clean and do not scratch it. The application of aloe vera or honey can help to relieve the scar. With time, it will become less noticeable, but be careful as scars are slow to vanish. It is not enough to wear a hat in the sun, make sure you also avoid getting darkened by it. 

Balanitis refe­rs to inflammation of the penis head. Re­dness, itching, and discomfort are common symptoms. Tezcort GM cre­am can provide relief by re­ducing swelling and combating infection. Gently cle­anse the affecte­d area, then apply the cre­am as instructed. Steer cle­ar of irritants like harsh soaps. If symptoms persist, consult a medical profe­ssional promptly.

The most likely cause is acne or ingrown hair. Accordingly, look for creams with active substances like benzoyl peroxide or salicylic acid to help them go away. These can be found in different brands, including Neutrogena and Clean & Clear. Gently wash your face first, before applying the cream.