Understanding Why Toddlers Have a Higher Body Temperature and Sweat More During Sleep

As parents, we often worry about our toddlers' well-being, especially when it comes to their sleep. One common observation is that toddlers tend to have a higher body temperature and sweat more easily during sleep. This can be concerning, but it's usually a normal part of their development. Let's explore the reasons behind this phenomenon and how you can ensure your little one stays comfortable and safe at night.

Why Do Toddlers Have a Higher Body Temperature During Sleep?

  1. Higher Metabolic Rate: Toddlers have a higher metabolic rate compared to adults. This means their bodies generate more heat as they process food and grow. This increased metabolic activity continues even during sleep, leading to a higher body temperature.

  2. Immature Thermoregulation: The body's ability to regulate temperature, known as thermoregulation, is still developing in toddlers. Their bodies are not as efficient as adults in balancing heat production and loss, which can result in higher body temperatures during sleep.

  3. Active Sleep Cycles: Toddlers experience more active sleep cycles, particularly during REM (Rapid Eye Movement) sleep. During REM sleep, brain activity increases, which can cause the body to generate more heat, contributing to a higher overall body temperature.

Why Do Toddlers Sweat More Easily During Sleep?

  1. Overheating: Since toddlers have a higher body temperature, they are more prone to overheating, especially if they are dressed too warmly or if their sleeping environment is too hot. Sweating is the body's natural way to cool down.

  2. Higher Sweat Gland Activity: Sweat glands in toddlers are more active compared to adults. This increased activity can lead to more sweating, especially during sleep when the body is trying to regulate its temperature.

  3. Environmental Factors: The sleeping environment plays a significant role in how much a toddler sweats. Factors like room temperature, humidity, and the type of bedding can all influence how much a toddler sweats during sleep.

Tips to Keep Your Toddler Comfortable

  1. Optimal Room Temperature: Keep the room temperature about 25°C. This temperature generally comfortable and can help prevent overheating.

  2. Light Bedding: Use lightweight, breathable bedding made from natural fibers like cotton or bamboo. Avoid heavy blankets and opt for layers that can be added or removed as needed.

  3. Appropriate Sleepwear: Dress your toddler in light, breathable sleepwear. Organic fabrics, like Elly Milley's Organic Air Bamboo, are excellent choices as they help regulate body temperature and wick away moisture.

  4. Hydration: Ensure your toddler stays hydrated throughout the day. Proper hydration can help regulate body temperature and reduce the likelihood of night sweats.

  5. Monitor and Adjust: Pay attention to your toddler's comfort. If they wake up sweaty or seem too warm, adjust their sleep environment accordingly.

The Best Sleepwear Choice for Toddlers

At Elly Milley, we understand the importance of providing your toddler with the best possible sleepwear. Our Organic Air Bamboo 2-Piece Pyjamas Set is specially designed to keep your child comfortable throughout the night.

Our pyjamas set is made from soft and absorbent Organic Air Bamboo material, which is perfect for regulating your toddler's body temperature. This unique fabric is highly breathable, allowing excess heat to escape while keeping your child warm enough. Additionally, the moisture-wicking properties of our bamboo fabric ensure that any sweat is quickly absorbed and evaporated, preventing your toddler from feeling damp and uncomfortable.

When to Seek Medical Advice

While it's normal for toddlers to have a higher body temperature and sweat more during sleep, excessive sweating or a persistently high temperature could be a sign of an underlying condition. If you notice any of the following, it's best to consult a pediatrician:

  • Persistent fever or excessive sweating
  • Night sweats accompanied by weight loss or other symptoms
  • Signs of discomfort or difficulty sleeping


Understanding why toddlers tend to have a higher body temperature and sweat more during sleep can help you create a comfortable and safe sleeping environment for your little one. By maintaining an optimal room temperature, using breathable bedding, and dressing them appropriately, you can ensure they get the restful sleep they need for healthy growth and development.

Elly Milley's Organic Air Bamboo 2-Piece Pyjamas Set is the ideal choice for keeping your toddler comfortable and dry all night long. Our commitment to high-quality, organic baby products ensures your child's well-being, so you can rest easy knowing they are getting the best possible care.

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