Bone Health for Athletes: How to Build Strong Bones for Performance and Longevity Ep 147

11 Jun 2026 · 35 min
35:25

In this episode of the Find Your Edge podcast, Coach Chris Newport and dietetic intern Emily Q discuss why strong bones are essential for athletes of all ages, not just growing children. They explain that bone mineral density (BMD) peaks in the late 20s to early 30s and then slowly declines, making early maximization crucial for long‑term health and injury prevention. The hosts advocate regular DEXA scans to track BMD and lean mass, especially after age 30, and they stress that genetics, diet, and training can influence the rate of decline. Exercise recommendations focus on weight‑bearing aerobic activities (running, stair climbing, jumping) performed 3‑5 times per week and resistance training 2‑3 times per week, with a special emphasis on impact‑type loading for women and athletes in low‑impact sports (cyclists, swimmers, ballet, gymnastics). They introduce heel‑drop exercises as a low‑impact, bone‑stimulating alternative for those unable to run or jump. Nutrition coverage centers on calcium and vitamin D as the primary bone nutrients, with vitamin K, magnesium, protein, vitamin C, copper, potassium, phosphorus, and others as supportive. They outline food sources (bone‑in‑fish, dairy, leafy greens, nuts, seeds, fortified plant milks, cereals, orange juice, tofu) and discuss fortified options for those with dairy intolerance. The conversation highlights common pitfalls: low energy availability/RED‑S, insufficient carbohydrate intake, low vitamin D, excessive calcium loss through sweat, and sport‑specific risks that can lead to lower BMD. Supplementation guidance includes appropriate adult daily targets (≈1000 mg calcium, 600–800 IU vitamin D, ~400 mg magnesium for men, 310 mg for women) and cautions about oversupplementing calcium carbonate (GI distress, kidney stones) and interactions with iron. Genetic variability in vitamin D synthesis is noted, underscoring the need for testing. The episode concludes with a call to work with a sport‑specific dietitian, use metrics (DEXA, blood tests) to personalize nutrition and training, and consider life‑stage factors such as perimenopause, which accelerates bone loss. The hosts plug their service at theenduranceedge.com for personalized coaching.

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