骨骼賦予我們身體結構，保護身體移動時免受創傷。
您的骨質密度在 20至 30 多歲時處於頂峰狀態。
隨着年紀增長，您體內的激素水平會發生變化，導致骨骼失去強度和厚度。
在這時的初期階段，骨質密度會較正常水平低。
如沒有及早正視問題，脆弱的骨骼會逐漸失去強度和結構，變得更易折斷。
如果患上骨質疏鬆，骨骼會變得非常脆弱，隨時可能因輕微的碰撞或意外而折斷。
萬一骨質疏鬆變得愈來愈嚴重，您的骨骼強度會繼續減弱，骨折機會大大增加。
若您曾經歷過骨折，再次骨折的機率會大幅增加86%2。
References
1 International Osteoporosis Foundation. Love your bones: Protect your future. 2016. osteoporosis.foundation/educational-hub/material/brochures. Accessed 07/06/2021.
2 International Osteoporosis Foundation. That’s osteoporosis. A compact guide to osteoporosis and its prevention and treatment. 2019. osteoporosis.foundation/iofbonehealth/patientleaflet. Accessed 11/05/2021.
3 Healthy Bones Australia. Calcium and bone health. 2020. healthybonesaustralia.org.au. Accessed 17/05/2021.
4 International Osteoporosis Foundation. Prevention. osteoporosis.foundation/health-professionals/prevention. Accessed 07/06/2021.
5 Healthy Bones Australia. Exercise and bone health. 2020. healthybonesaustralia.org.au. Accessed 17/05/2021.
6 International Osteoporosis Foundation. Osteoporosis.Risk.Check. 2019. riskcheck.osteoporosis.foundation. Accessed: 15/11/2021.
7 Koh LK, et al. Osteoporos Int 2001;12:699–705.