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Comment on: "Long Sleep Duration and Sarcopenia According to Physical Activity Level in Community-Dwelling Older

Ming Qi1, Yiheng Yao2, Dongxue Yao1

  • 1Department of Gastroenterology, Central Hospital Affiliated to Shandong First Medical University, Jinan, Shandong, China.

Geriatrics & Gerontology International
|August 13, 2026
PubMed
Abstract

No abstract available in PubMed .

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Bone Disorders01:29

Bone Disorders

Aging and its effect on bone remodeling is the most common cause of bone disorders. In young and healthy people, bone deposition and resorption happen at an equal rate to maintain optimal bone health.
Bone deposition is also affected by the levels of sex hormones like estrogen and testosterone that promote osteoblast activity and bone matrix synthesis. When the level of these hormones decreases due to aging, it causes a reduction in bone deposition. As a result, bone resorption by osteoclasts...