Your legs likely hurt during exercise due to a combination of factors, often related to increased pressure within the leg muscles, but other issues like overuse or inadequate preparation can also contribute.
Understanding the Possible Causes of Leg Pain During Exercise
Several factors can contribute to leg pain during exercise. These can range from temporary muscle fatigue to more serious underlying conditions.
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Compartment Syndrome: This is likely the primary reason, relating directly to the reference text. During exercise, muscles expand. The fascia (the connective tissue surrounding muscle groups) can restrict this expansion.
- As the muscles swell, the pressure within the "compartment" (the space enclosed by the fascia) increases.
- This increased pressure can compress blood vessels and nerves.
- The compression leads to pain, weakness, tingling ("pins and needles"), and even numbness in the leg, ankle, and foot.
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Muscle Fatigue and Cramps: Simple muscle overuse can cause pain. As you exercise, your muscles fatigue and can develop cramps due to electrolyte imbalances or dehydration.
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Delayed Onset Muscle Soreness (DOMS): This pain typically occurs 24-72 hours after exercise, especially if you've done a new or intense workout. It's caused by microscopic muscle damage.
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Shin Splints (Medial Tibial Stress Syndrome): Pain along the shinbone, often caused by repetitive stress on the tibia and connective tissues.
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Stress Fractures: Tiny cracks in the bone, often caused by overuse and repetitive impact.
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Dehydration and Electrolyte Imbalance: These can contribute to muscle cramps and pain.
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Poor Circulation: Inadequate blood flow to the legs can cause pain, especially during exercise.
What Can You Do?
Here are a few things to consider and try to alleviate the pain. If the pain is severe or persistent, consult a medical professional.
- Proper Warm-Up and Cool-Down: Prepare your muscles for exercise and allow them to recover afterward.
- Stay Hydrated: Drink plenty of water before, during, and after exercise.
- Electrolyte Replenishment: Consider electrolyte-rich drinks, especially for longer workouts.
- Proper Footwear: Wear shoes that provide adequate support and cushioning.
- Gradual Increase in Intensity: Avoid suddenly increasing the intensity or duration of your workouts.
- Stretching: Regular stretching can improve flexibility and reduce muscle tightness.
- Rest: Allow your muscles adequate time to recover between workouts.
When to Seek Medical Attention
While most leg pain during exercise is temporary and resolves with rest, it's essential to seek medical attention if you experience:
- Severe pain
- Pain that doesn't improve with rest
- Swelling
- Numbness or tingling
- Changes in skin color
- Difficulty walking
