Dermatologist Weighs In on When to Shower

Morning or night? The answer may surprise you.

Apr. 4, 2026 at 1:11am

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A ghostly, translucent X-ray photograph revealing the intricate internal structure of a human hand, with glowing bones and veins against a dark background, conceptually illustrating the importance of skin health.An intimate X-ray view of the human body offers a deeper understanding of the importance of proper hygiene and skin care.NYC Today

A dermatologist explains the benefits and drawbacks of showering in the morning versus at night, noting that the timing is less important than how the shower is performed. The expert recommends focusing on areas prone to odor and moisturizing after showering to maintain skin health.

Why it matters

Many people have strong preferences about when to shower, but the dermatologist's advice can help people understand the nuances and make an informed decision that aligns with their lifestyle and skin type.

The details

Showering at night can help remove environmental pollutants, sweat, oil, and allergens that accumulate throughout the day, which can benefit overall skin health and keep bedding clean. Morning showers can help remove sweat and bacteria that build up overnight and may be preferred for those who exercise early, have oil-prone scalps, or want to feel more alert. The dermatologist recommends focusing on areas prone to odor and moisturizing after showering, as over-washing can lead to dryness and irritation.

  • Showering at night can help remove environmental pollutants, sweat, oil, and allergens that accumulate throughout the day.
  • Morning showers can help remove sweat and bacteria that build up overnight.

The players

Muneeb Shah, MD

A board-certified dermatologist at Hudson Dermatology in New York, NY, and the founder of the award-winning skincare brand REMEDY.

Beth Gillette

The beauty editor at Cosmopolitan with more than seven years of experience researching, writing, and editing skincare stories.

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What they’re saying

“Showering at night helps remove environmental pollutants, sweat, oil, and allergens that accumulate throughout the day, which can be beneficial for overall skin health and for keeping bedding clean.”

— Muneeb Shah, MD, Dermatologist

“Morning showers can help remove sweat and bacteria that build up overnight and may be preferred for those who exercise early or want to feel more alert at the start of the day or have oil-prone scalps or hair that takes a long time to style.”

— Muneeb Shah, MD, Dermatologist

What’s next

For most people, the timing of a shower is less important than how the shower is performed. Using lukewarm water, limiting duration, and avoiding overly harsh cleansers are key for preserving the skin barrier.

The takeaway

There is no one-size-fits-all answer for when to shower, as the best approach depends on individual skin type, lifestyle, and personal preference. The most important factor is maintaining consistent hygiene habits that align with your needs.