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Scanning Skeletal Remains for Bone Mineral Density in Forensic Contexts
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Exercise and Peak Bone Mass.

Magnus K Karlsson1, Björn E Rosengren2

  • 1Clinical and Molecular Osteoporosis Research Unit, Department of Orthopedics and Clinical Sciences, Lund University, Skåne University Hospital, SE - 205 02, Malmö, Sweden. magnus.karlsson@med.lu.se.

Current Osteoporosis Reports
|April 7, 2020
PubMed
Summary
This summary is machine-generated.

Regular physical activity (PA) in childhood and puberty significantly boosts bone mineral accrual, leading to higher bone mineral content and density. Daily school-based PA also substantially lowers fracture risk in children.

Keywords:
Bone mineral densityChildrenExerciseMuscle strengthPeak bone massPhysical activity

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Area of Science:

  • Pediatric bone health
  • Exercise science
  • Fracture prevention

Background:

  • Peak bone mass is crucial for lifelong skeletal health.
  • Childhood and adolescence are critical periods for bone development.
  • Physical activity is a modifiable factor influencing bone health.

Purpose of the Study:

  • To evaluate the impact of physical activity on peak bone mass.
  • To assess the relationship between physical activity and fracture risk in children and adolescents.

Main Methods:

  • Review of randomized controlled trials (RCTs) on short-term physical activity interventions.
  • Analysis of long-term controlled physical activity intervention studies.
  • Examination of bone mineral content (BMC), bone mineral density (BMD), and bone size outcomes.
  • Assessment of fracture incidence rates in relation to physical activity levels.

Main Results:

  • Short-term physical activity programs in childhood enhance bone mineral accrual.
  • Daily school physical activity through puberty results in greater bone mineral content, density, and size.
  • Children with daily school physical activity exhibit significantly reduced fracture rates (IRR < 0.5) after 8 years.
  • Consistent physical activity from before to after puberty yields sustained benefits for bone traits and reduced fracture risk.

Conclusions:

  • Daily physical activity during childhood and puberty is essential for optimizing peak bone mass.
  • Implementing daily school physical activity programs can effectively reduce fracture risk in young populations.
  • Long-term adherence to physical activity positively influences skeletal development and reduces long-term fracture incidence.