Does long-term poor sleep cause bone loss in later life?

Chronic sleep deficiency as a cause of bone loss in aging

NIH-funded research Medical College of Wisconsin · NIH-11307590

This project looks at whether ongoing poor sleep in middle-age and older adults can lead to weaker bones, using a long-term rat model that mimics human sleep loss.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionMedical College of Wisconsin NIH-funded
Lab location1 site (Milwaukee, United States)
Project IDNIH-11307590 on NIH RePORTER

What this research studies

If you are an older adult worried that not sleeping enough could harm your bones, this research uses adult male and female rats to mimic years of chronic sleep restriction and then checks bone strength and structure. The team will measure bone density, bone remodeling activity, and related hormones and stress signals that might link sleep loss to fracture risk. The experiments focus on long-term changes after skeletal maturity to reflect aging, not on testing medications in people. The goal is to uncover mechanisms so future human studies or prevention strategies can be designed.

Who could benefit from this research

Good fit: People middle-aged or older with long-term poor sleep or night-shift workers concerned about bone health are the most relevant group for the findings and possible future trials.

Not a fit: Young people with healthy sleep patterns or patients whose bone loss is due to unrelated genetic disorders are unlikely to benefit directly from this specific work.

Why it matters

Potential benefit: If successful, the work could reveal how chronic poor sleep weakens bone and point to ways to prevent age-related bone loss and fractures.

How similar studies have performed: Epidemiologic studies link poor sleep to higher fracture risk and preliminary rat work (including the team's data) shows bone loss, but long-term adult mechanistic studies like this are relatively novel.

Where this research is happening

Milwaukee, United States

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Last reviewed 2026-06-15 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.