07/14/2026
My child sweats all the time. Should I be worried?
Sweaty kids are much more common than most parents realize.
Some children wake up with damp hair every morning. Others always have sweaty hands or feet. Some soak through their shirt after just a few minutes of playing outside. In many cases, this is simply how their bodies are wired.
Children’s sweat glands can be very active, and primary hyperhidrosis (excess sweating without an underlying illness) is often inherited. If Mom or Dad were “the sweaty kid,” there’s a good chance their child will be too.
Sweating during exercise, hot weather, excitement, or even deep sleep is usually completely normal. In fact, toddlers and younger children often sweat more from their heads while sleeping because they spend more time in deep sleep and have immature temperature regulation.
Where pediatricians become more concerned is when the sweating doesn’t fit the situation or comes with other symptoms.
Things worth discussing with your pediatrician include:
• Drenching night sweats that regularly soak pajamas or sheets
• Sweating while resting in a cool room
• Unexplained weight loss
• Persistent fevers
• A racing heartbeat, chest pain, or trouble breathing
• Poor growth or decreased energy
• Excessive thirst and frequent urination, which could suggest diabetes
Most children who sweat a lot are perfectly healthy.
But if the sweating is new, severe, or accompanied by other concerning symptoms, it’s worth having it evaluated. Sometimes the answer is simply reassurance.
Occasionally, sweating is an early clue that helps us identify a medical condition before other symptoms become obvious.
As always, trust your instincts. If something seems different about your child—not just sweaty, but not themselves—it’s okay to ask questions.