Razor burn is a skin irritation that occurs after shaving, often characterized by redness, itching, and a burning sensation. It typically results from the use of dull blades, improper shaving techniques, or shaving without adequate lubrication. This condition can affect various areas of the body, including the face, neck, and legs. To prevent razor burn, it is essential to use a sharp razor and apply a suitable shaving cream or gel. Additionally, shaving in the direction of hair growth and moisturizing the skin afterward can help reduce irritation. If razor burn occurs, soothing creams or aloe vera can provide relief.