Bones of contention: Instagrammer discovers she is at risk of developing osteoporosis due to overexercising

Osteoporosis can strike at any age as Instagrammer Nathalie Lennon discovered when an extreme fitness regimen put her at risk of developing the bone disease. Clodagh Finn reports

PERSONAL trainer and social media star Nathalie Lennon, 24, is describing the thin line between passion and obsession. She knows exactly what she’s talking about because, two years ago, she stepped over it with a training schedule so gruelling it put her health at risk.