and Treating Red Spots on Skin: Causes and Solutions

Skin red spots

I previously shaved my hair off for a role, using a regular razor while showering with body wash bubbles.
After a long time, I noticed a spot on my foot that looks like this: http://imgur.com/87wNm8k.
It doesn't hurt or itch at all; it's just been there.
What could it be? Is there a simple way to deal with it myself? I'm still a bit concerned.
Thank you!

Wuwuwu, 10~19 year old female. Ask Date: 2016/06/18

Dr. Wu Yuxin reply Dermatology

Medical regulations stipulate that "physicians must personally examine patients before administering treatment or prescribing medications," and therefore, online diagnosis is also not permitted.

Reply Date: 2016/06/18

More Info

Red spots on the skin can be a common concern and may arise from various causes. Understanding the underlying reasons for these spots is essential for effective treatment. Based on your description, it seems you have developed red spots on your legs after shaving, which could be attributed to several factors.

Possible Causes of Red Spots
1. Post-Inflammatory Erythema: After shaving, the skin may become irritated, leading to redness. This is particularly common if the shaving technique was not optimal or if the skin was sensitive.

2. Folliculitis: This condition occurs when hair follicles become inflamed, often due to bacteria or fungi. It can result in red bumps or spots that may resemble acne but are not painful or itchy.

3. Allergic Reaction: Sometimes, the products used during shaving, such as shaving cream or body wash, can cause an allergic reaction, resulting in red spots.

4. Keratosis Pilaris: This is a common skin condition characterized by small, red bumps, often on the thighs and upper arms. It occurs when keratin builds up in hair follicles, leading to a rough texture.

5. Heat Rash: If you were in a warm environment while shaving, sweat could have contributed to a heat rash, leading to red spots.

Treatment Options
1. Gentle Cleansing: Use a mild, fragrance-free cleanser to wash the affected area. Avoid harsh soaps that can further irritate the skin.

2. Moisturizing: Apply a gentle moisturizer to keep the skin hydrated. Look for products containing ingredients like aloe vera or hyaluronic acid, which can soothe irritation.

3. Avoid Irritants: If you suspect that a product may have caused the reaction, discontinue its use. This includes shaving creams, body washes, or lotions that may contain fragrances or alcohol.

4. Cold Compress: Applying a cold compress to the affected area can help reduce redness and soothe irritation.

5. Over-the-Counter Treatments: If the spots are bothersome, consider using over-the-counter hydrocortisone cream to reduce inflammation. However, this should be used sparingly and not for prolonged periods.

6. Exfoliation: If you suspect keratosis pilaris, gentle exfoliation can help. Use a mild exfoliating scrub or a product containing alpha-hydroxy acids (AHAs) to help remove dead skin cells.

7. Avoid Shaving for a While: Give your skin time to heal before shaving again. When you do shave, consider using an electric razor or a razor designed for sensitive skin.

When to Seek Professional Help
If the red spots persist for more than a few weeks, worsen, or if you develop additional symptoms such as pain, itching, or swelling, it is advisable to consult a dermatologist. They can provide a proper diagnosis and recommend treatments tailored to your specific condition.

In summary, red spots on the skin can arise from various causes, especially after shaving. By taking gentle care of your skin and avoiding irritants, you can often manage and reduce these spots effectively. If the issue persists, seeking professional advice is the best course of action.

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