Mindbodygreen iconMindbodygreenSep 28, 2026 ~3 min source read

One 40-Minute HIIT Session Raised Bone-Formation Signals in Premenopausal Women, Study Reports

A randomized trial found a single high-intensity interval training session increased a marker of new bone formation and that regular HIIT over 16 weeks helped preserve tibial bone density compared with a control group.

This 40-Minute Workout Activates Bone-Building Signals In Women, Study Finds

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Useful takeaways from this story.

A single 40-minute HIIT workout increased P1NP, a blood marker indicating new bone formation.

Muscle-released IL-6 is a probable signal linking high-intensity exercise to bone-building activity.

After 16 weeks of consistent HIIT, participants maintained bone mineral density while controls lost tibial density.

The useful part

She lives in Newport Beach, California, and enjoys connecting people to the food they eat and how it influences health and wellbeing. Image by Marc Bordons / Stocksy September 28, 2026 We often think of bone health or bone health concerns as this far away issue. Bone is constantly changing, and the foundation for long-term strength is being shaped much earlier than most people realize.

How it works

  • That's why researchers are paying closer attention to how bone healthy habits (like exercise) supports bone remodeling in real time, before that decline speeds up.
  • A new study 1 adds to that conversation, suggesting that a single session of high-intensity interval training (HIIT) may temporarily activate signals linked to bone formation in premenopausal women.
  • About the study Researchers wanted to understand whether HITT could influence bone health in premenopausal women.
  • Participants completed a single 40-minute HIIT workout, and researchers measured the acute effects on bone biomarkers.
  • These 11 Exercises Make For An Effective Workout A single HIIT session increased bone formation markers After just one 40-minute HIIT workout, participants showed increases in P1NP levels.

What to take from it

For women, timing matters because bone density typically peaks in early adulthood and begins to gradually decline with age. This Diet Pattern Is Linked To Weaker Bones, Based On 12 Years Of Data 16 weeks of HIIT helped maintain bone density The longer-term data told a similar story. This suggests that consistent high-intensity exercise may help preserve bone strength during a window when many women don't realize they're at risk for loss.

Example or evidence

  • Researchers believe this boost was driven by muscle-released signaling molecules, particularly IL-6.
  • While it's often associated with inflammation, in the context of exercise it appears to play a beneficial role in signaling bone-building activity.
  • Unstoppable.* ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ (899) Shop now Shop now Getting the most out of your workout routine If you're looking to support bone health through exercise, here's what the research points to:
  • Most studies look at postmenopausal women, when bone loss is already underway.

Details worth keeping

This study took a different approach and investigated whether exercise could support bone formation before that critical window closes. To test this, they conducted a randomized trial in premenopausal women. They also tracked outcomes over 16 weeks of consistent training.

Related coverage

  • Fodmapeveryday: Exercise is one of the best tools we have for staying healthy as we age.
  • Nourishmovelove: This strength-building workout is designed to improve functional movement, build lean muscle and increase overall strength using 7 compound exercises.
  • Fodmapeveryday: Nearly one in five women over 50 has osteoporosis, and the habits that prevent it can start decades earlier.
  • Mindbodygreen: Putting a quick HIIT session and a long run head to head.

More context around this story.

Nourishmovelove iconNourishmoveloveSep 24, 2026

35-Minute Strength Building Workout

This strength-building workout is designed to improve functional movement, build lean muscle and increase overall strength using 7 compound exercises. It’s ideal for anyone looking to move better, feel stronger and support long-term fitness. Targeting major muscle groups, it helps with everyday performance, injury prev

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