Sweat and heat go hand in hand in the lives of active children.
But the smell of “stinky hair” after playing sports isn’t just annoying; it could be a sign of an imbalanced scalp.

Why do children who play sports have “bad hair” more easily than normal?
1. Sweat + Heat = Bacteria's Paradise
When children exercise, their scalp becomes moist from sweat and their temperature rises.
A study from the Journal of Cosmetic Dermatology (2023) found that a “moist, hot scalp” is a major factor in increasing the accumulation of Malassezia bacteria and yeast , which are the cause of scalp odor and dandruff.
2. Overactive sebaceous glands in adolescents
During the active age of children (9–16 years), the body begins to produce more oil on the scalp.
When oil mixes with sweat and dust, it creates a distinctive musty odor. If it's not washed off properly, it can become a chronic head odor.
3. Helmets & Sports Hats
Hats worn for long periods of time trap heat and moisture on your head.
It makes the scalp “not breathe” and easily causes fungus/odor to accumulate.
Especially children who play sports in the sun or ride bicycles frequently.

Frequent swimming does not mean clean.
Many families believe that if their child's hair smells bad, washing their hair more often or using a strong shampoo will help.
But this is actually the most common misconception.
When the scalp is washed too vigorously, the skin loses its balance and natural oils.
The body responds by producing more oil.
The result is “It’s easier to get oily scalp” and “The musty smell comes back faster than before.”

How to cure your child's smelly scalp — Start by "taking care of the scalp so it can breathe"
Solving the problem of smelly scalp from sweat and activity requires focusing on gentle but deep cleansing.
And reset the scalp balance to neutral, not oily, not dry.
PAPILLA BASIC CARE TREATMENT — A treatment designed for “heads that need a reset.”
PAPILLA BASIC CARE TREATMENT is a unique treatment formula that directly addresses the problems of “smelly scalp,” “sweaty hair,” and “oily scalp.”
By deep cleansing to the roots and restoring balance to the scalp, leaving it moisturized but not oily.
Highlights of this treatment:
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Removes sweat and dirt residue – Ideal for kids who exercise or wear hats frequently.
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Reduces odor from sweat – Helps restore the natural balance of bacteria on the scalp.
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Nourishes the scalp from within – reduces the problem of oily hair and hair loss from clogging.
The result is a clean, fresh and odor-free scalp for a long time.
Ideal for both children and adults who are exposed to sweat, heat or outdoor activities every day.

Additional tips for mothers
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Choose gentle shampoos and treatments.
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Teach your child to dry their hair immediately after playing sports to prevent moisture buildup.
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Change your hat or wash it frequently to prevent bacteria from building up.
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Use PAPILLA BASIC CARE TREATMENT at least 1–2 times a week to help “reset” your scalp and bring it back to balance.
Because a clean head...is not just fragrant
But it is the “foundation for strong hair in the future.”
Let your child live life to the fullest in every activity.
And let mothers hug their babies...without having to hold their breath anymore.
References:
[1] Journal of Cosmetic Dermatology, 2023 — “Scalp microbiome and sweat: Relationship with scalp odor and seborrhea.”
[2] Today's Parent, 2022 — “Why tweens and teens smell — and what parents can do.”
[3] MDPI Sensors, 2023 — “Impact of moisture imbalance on scalp barrier and hair health.”

