Summer heat, sweat, sunscreen, and humidity can all take a toll on the skin. During the warmer months, many patients notice increased breakouts, clogged pores, and irritation (especially on the face, chest, and back).
What Is Acne Mechanica?
Acne mechanica is a form of acne caused by heat, sweat, friction, and pressure on the skin. It is especially common in athletes, people who exercise frequently, or anyone spending time outdoors in hot weather.
These breakouts often develop in areas where clothing or equipment repeatedly rub against the skin.
Common Summer Acne Triggers
Several factors can contribute to summer breakouts, including:
- Tight workout clothing
- Sweat trapped against the skin
- Backpack straps or sports equipment
- Heavy or oily skincare products
- Staying in damp clothing too long
- Increased heat and humidity
Choose Lightweight Skincare Products
During the summer, heavier creams and occlusive products may clog pores more easily. Lightweight moisturizers and products labeled “non-comedogenic” are generally better tolerated by acne-prone skin.
Gel or lotion-based products may also feel more comfortable in humid climates.
Wear Sunscreen Daily
Many patients avoid sunscreen because they worry it will worsen acne. However, daily sun protection is essential year-round, especially in South Florida.
Oil-free or mineral-based sunscreens are often good options for patients prone to breakouts. Wearing sunscreen consistently also helps prevent hyperpigmentation and premature sun damage.
Shower After Sweating
Allowing sweat, oil, and bacteria to remain on the skin for prolonged periods may contribute to clogged pores and folliculitis.
Showering after workouts, outdoor activities, or prolonged sweating (and changing into dry clothing) can help reduce irritation and breakouts.
For patients prone to body acne, benzoyl peroxide or salicylic acid washes may also help keep the chest and back clearer. Hypochlorous acid sprays and salicylic acid body sprays can also be helpful for reducing sweat-related bacteria, irritation, and clogged pores throughout the day, especially after exercise or outdoor activities.
Avoid Over-Exfoliating
Trying to aggressively scrub away acne can actually worsen inflammation and irritation. Harsh exfoliants may damage the skin barrier and increase redness and sensitivity.
Not All Summer Breakouts Are Acne
Some summer skin conditions can mimic acne but require different treatment approaches. Folliculitis, heat rash, and yeast overgrowth are all common during warmer months and may appear similar to acne.
If breakouts become persistent, itchy, painful, or do not improve with over-the-counter products, it may be time for a dermatology evaluation.
At Siperstein Dermatology Group, our team can help diagnose and treat summer skin flare-ups to help keep your skin healthy all season long.
