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What are muscle knots? An exercise physiologist explains what those tight little lumps are and how to get rid of them

The knots are myofascial trigger points that can limit motion, and experts say most resolve within a week or two with stretching, massage or foam rolling.

  • The tight lumps felt in muscles, called myofascial trigger points, range in size from a marble to a golf ball.
  • Muscle damage causes inflammation in muscle bands and the fascial layer above, leading to these knots.
  • These lumps are tender and can cause pain or restrict movement during activities.
  • Myofascial trigger points often arise from irritation due to new or more intense repetitive motions.
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What are muscle knots? An exercise physiologist explains what those tight little lumps are and how to get rid of them

Researchers are still trying to figure out exactly what happens within muscle to create knots, also known as myofascial trigger points. But they do know some ways you can avoid or alleviate them.

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KHQ Right Now broke the news in Spokane, United States on Sunday, August 30, 2026.
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