*Muscle Age is an indication of the strength and performance of the muscles in the lower limbs, and is calculated based on the 5-times sit-to-stand test which matches test time with specific biological age groups.Results are based on Caucasian age norms.
Bohannon R et al. Isokinetics and Exercise Science 15 (2007) 77–8
References
Male and Female (20–44 years)
1. Zhu M, Zhu Q, Liu H, et al. Journal of Translational Medicine. 2025;24(1):200. Published December 13, 2025.
2. Zhang X, Li W, Lu D, Jin Z. Aging Male. 2025;28(1):2534558.
Female (45–64 years)
1. Zhu M, Zhu Q, Liu H, et al. Journal of Translational Medicine. 2025;24(1):200.
2. Zhang X, Li W, Lu D, Jin Z. Aging Male. 2025;28(1):2534558.
Male (45–64 years)
1. Zhu M, Zhu Q, Liu H, et al. Journal of Translational Medicine. 2025;24(1):200. Published December 13, 2025.
2. Zhang X, Li W, Lu D, Jin Z. Aging Male. 2025;28(1):2534558.
Female (65–94 years)
1. Zhu M, Zhu Q, Liu H, et al. Journal of Translational Medicine. 2025;24(1):200. Published December 13, 2025.
2. Zhang X, Li W, Lu D, Jin Z. Aging Male. 2025;28(1):2534558.
3. Alosaimi RM, Almegbas NR, Almutairi GR, et al. Irish Journal of Medical Science. 2023;192(5):2533–2540.
4. Khazzani H, Allali F, Bennani L, et al. BMC Public Health. 2009;9:297. Published August 18, 2009.
Male (65–94 years)
1. Zhu M, Zhu Q, Liu H, et al. Journal of Translational Medicine. 2025;24(1):200. Published December 13, 2025.
2. Zhang X, Li W, Lu D, Jin Z. Aging Male. 2025;28(1):2534558.
3. Alosaimi RM, Almegbas NR, Almutairi GR, et al. Irish Journal of Medical Science. 2023;192(5):2533–2540.
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