Razor burn is a common skin irritation that occurs when shaving. It can cause redness, itching, and burning sensations. Razor burn is most commonly caused by shaving too closely, using a dull razor, or shaving against the grain. It can also be caused by using harsh shaving creams or gels, or by not moisturizing the skin after shaving.
Razor burn can be prevented by following a few simple tips. First, always use a sharp razor. A dull razor will tug at the hair and cause it to break off, which can lead to razor burn. Second, shave with the grain. Shaving against the grain can cause the hair to grow back into the skin, which can also lead to razor burn. Third, use a shaving cream or gel that is designed for sensitive skin. Harsh shaving creams and gels can irritate the skin and make razor burn more likely. Finally, always moisturize the skin after shaving. This will help to soothe the skin and prevent dryness, which can also lead to razor burn.