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What are Growing Pains? Symptoms, Causes, & Treatment
What are Growing Pains? Symptoms, Causes, & Treatment

Health Library

What are Growing Pains? Symptoms, Causes, & Treatment

October 10, 2025


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Growing pains are common aches that happen in children's legs, usually at night. They're called "growing pains" because they typically occur during periods when kids are growing quickly, though the pain isn't actually caused by bones getting longer.

These harmless muscle aches affect about 25-40% of children between ages 3 and 12. While they can be uncomfortable and sometimes wake your child at night, growing pains are completely normal and don't cause any lasting problems.

What are growing pains?

Growing pains are muscle aches that happen in healthy children, most commonly in their legs. The pain usually occurs in the late afternoon, evening, or at night when your child is resting or trying to sleep.

Despite their name, these pains aren't directly related to your child's bones growing. Instead, they're likely caused by the normal wear and tear on muscles and bones from your active child's daily running, jumping, and playing.

The good news is that growing pains are temporary. Most children outgrow them completely by their teenage years, and they don't interfere with normal growth or development.

What are the symptoms of growing pains?

Growing pains have some pretty specific characteristics that help distinguish them from other types of leg pain. The most telling sign is that the pain comes and goes - your child might complain of sore legs one night, then feel completely fine the next day.

Here are the typical symptoms you might notice:

  • Aching or throbbing pain in both legs, especially in the calves, thighs, or behind the knees
  • Pain that starts in the late afternoon, evening, or nighttime
  • Discomfort that may wake your child from sleep
  • Pain that comes and goes - some nights are painful, others are pain-free
  • Aches that feel better with gentle massage, stretching, or a warm bath
  • Normal activity levels during the day, even after a painful night

The pain is usually described as a deep ache rather than a sharp or stabbing sensation. Your child should be able to walk normally during the day and participate in their usual activities without any problems.

What causes growing pains?

The exact cause of growing pains isn't completely understood, but doctors believe they're related to the normal physical stress that active children put on their developing muscles and bones. Think of it as your child's body processing all the running, jumping, and playing they do during the day.

Several factors likely contribute to these nighttime aches:

  • Overuse of leg muscles from daily activities like running, climbing, and jumping
  • Normal fatigue in growing muscles and joints
  • Possible temporary imbalances as bones grow at different rates
  • Increased physical activity or sports participation
  • Genetic factors - growing pains often run in families

Contrary to popular belief, the pain isn't caused by bones actually stretching or growing. Bone growth happens gradually and painlessly. Instead, growing pains are more likely your child's muscles and joints responding to their active lifestyle.

When to see a doctor for growing pains?

Most growing pains are harmless and don't require medical attention. However, you should contact your child's doctor if the pain seems different from typical growing pains or if you notice concerning symptoms.

Schedule an appointment if your child experiences:

  • Pain that persists during the day or interferes with normal activities
  • Severe pain that doesn't improve with gentle massage or over-the-counter pain relievers
  • Pain in just one leg consistently, rather than alternating between both legs
  • Swelling, redness, or warmth in the painful area
  • Limping or difficulty walking normally
  • Fever along with the leg pain
  • Joint pain or stiffness that lasts into the morning

Trust your instincts as a parent. If something feels different about your child's pain or if they seem unusually distressed, it's always okay to check with your pediatrician for peace of mind.

What are the risk factors for growing pains?

Growing pains are incredibly common, but certain factors might make your child more likely to experience them. The most significant factor is simply being in an active growth period during childhood.

Children who are more likely to experience growing pains include:

  • Kids between ages 3-5 and 8-12, when growth spurts commonly occur
  • Active children who participate in lots of physical activities or sports
  • Children with family members who experienced growing pains
  • Kids who are particularly active during the day with running and jumping
  • Children going through rapid periods of height or weight gain

Interestingly, growing pains affect boys and girls equally. Being more active doesn't cause growing pains, but very active children might notice them more because their muscles work harder during the day.

What are the possible complications of growing pains?

The reassuring truth about growing pains is that they don't cause any serious complications or long-term problems. They're completely benign and won't affect your child's growth, development, or future health in any way.

The main concerns parents might face include:

  • Disrupted sleep for both child and family when pain wakes your child at night
  • Temporary worry or anxiety in children who don't understand why their legs hurt
  • Occasional missed activities if your child feels particularly uncomfortable
  • Parental concern about whether the pain indicates a more serious problem

These challenges are temporary and manageable with proper understanding and simple comfort measures. Growing pains won't cause any damage to your child's bones, muscles, or joints, and they won't interfere with normal physical development.

How are growing pains diagnosed?

There's no specific test for growing pains. Your child's doctor will diagnose them based on your description of the symptoms and a physical examination of your child.

During the appointment, your doctor will likely ask about when the pain occurs, what it feels like, and whether anything makes it better or worse. They'll also examine your child's legs, checking for any signs of swelling, tenderness, or movement problems.

The diagnosis is usually straightforward if your child's symptoms match the typical pattern of growing pains. In most cases, no additional tests like X-rays or blood work are needed, especially if your child is otherwise healthy and active during the day.

What is the treatment for growing pains?

Growing pains don't require any special medical treatment, but there are several gentle ways to help your child feel more comfortable when the aches strike. The goal is to provide relief and reassurance during painful episodes.

Effective approaches to ease growing pains include:

  • Gentle massage of the sore muscles using circular motions
  • Warm baths before bedtime to relax tight muscles
  • Applying a warm heating pad or warm washcloth to the painful area
  • Light stretching exercises, especially calf and thigh stretches
  • Over-the-counter pain relievers like children's acetaminophen or ibuprofen when needed
  • Extra comfort and reassurance that the pain is normal and temporary

Many children find that gentle leg massage from a parent provides the most relief. The combination of physical comfort and emotional reassurance often helps them fall back asleep more easily.

How to provide home treatment during growing pains?

Home care for growing pains focuses on comfort and reassurance. Most children respond well to simple, gentle treatments that you can easily provide at home when the pain strikes.

Here's how you can help your child feel better:

  1. Start with gentle massage - use your hands to rub the sore muscles in circular motions for 10-15 minutes
  2. Try a warm bath or shower before bedtime to help muscles relax
  3. Apply gentle heat using a heating pad on low setting or warm washcloth for 15-20 minutes
  4. Encourage light stretching - simple calf stretches or touching toes can help
  5. Offer age-appropriate pain relievers following package directions if massage and heat don't provide enough relief
  6. Provide extra comfort and explain that the pain is normal and will go away

Remember that your calm, reassuring presence often helps as much as the physical treatments. Many children feel better just knowing that their parent understands and is there to help.

How can growing pains be prevented?

While you can't completely prevent growing pains, you can help reduce their frequency and intensity with some simple daily habits. The key is supporting your child's overall muscle health and recovery.

Helpful strategies include:

  • Encouraging regular stretching, especially before and after physical activities
  • Making sure your child stays well-hydrated throughout the day
  • Ensuring adequate rest and consistent bedtime routines
  • Providing a balanced diet with plenty of calcium and vitamin D for bone health
  • Encouraging gradual increases in physical activity rather than sudden intense exercise
  • Teaching simple relaxation techniques for bedtime

While these steps may help, remember that growing pains are a normal part of childhood for many kids. Don't worry if they still occur despite your best prevention efforts - this doesn't mean you're doing anything wrong.

How should you prepare for your doctor appointment?

If you decide to discuss your child's leg pains with their doctor, a little preparation can help make the appointment more productive. Having specific details ready will help your doctor understand the pattern and characteristics of your child's pain.

Before the appointment, consider keeping track of:

  • When the pain typically occurs (time of day, which days)
  • Where exactly your child feels the pain (which parts of the legs)
  • How long the pain episodes usually last
  • What seems to help relieve the discomfort
  • Whether the pain affects your child's daily activities
  • Any other symptoms you've noticed along with the leg pain

Don't hesitate to bring up any concerns or questions you have, no matter how small they might seem. Your doctor is there to help you understand what's normal and provide reassurance about your child's health.

What's the key takeaway about growing pains?

Growing pains are a common, harmless part of childhood that affect many healthy, active children. While they can be uncomfortable and concerning for parents, they're completely normal and don't indicate any serious health problems.

The most important things to remember are that growing pains are temporary, treatable with simple home remedies, and won't cause any long-term problems for your child. Most children outgrow them naturally as they get older.

With gentle care, patience, and reassurance, you can help your child get through these episodes comfortably. Trust your instincts as a parent, but remember that some nighttime leg aches are just a normal part of growing up for many children.

Frequently asked questions about Growing Pains

No, growing pains aren't directly caused by bones getting longer. Bone growth happens gradually and painlessly. The pain is more likely related to muscle fatigue and the normal wear and tear from your child's daily activities like running and playing.

Most children outgrow growing pains by their early teenage years, usually around age 12-14. However, every child is different - some may stop experiencing them earlier, while others might have occasional episodes into their teens. The good news is that they always eventually go away completely.

No, you don't need to restrict your child's normal activities because of growing pains. These aches don't indicate any injury or damage, and staying active is important for your child's overall health and development. Just make sure they're getting adequate rest and recovery time.

Growing pains almost always occur in the legs, particularly in the calves, thighs, and behind the knees. If your child experiences persistent pain in their arms, back, or other areas, this might be something different that should be evaluated by their doctor.

Yes, contact your doctor if your child has pain that persists during the day, affects only one leg consistently, comes with swelling or redness, causes limping, or is accompanied by fever. True growing pains shouldn't interfere with your child's ability to walk and play normally during the day.

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