Abbott RD, White LR, Ross GW, Masaki KH, Curb JD, Petrovitch H (2004) Walking and dementia in physically capable elderly men. JAMA 292(12):1447–1453

Article  CAS  PubMed  Google Scholar 

Borg GA (1982) Psychophysical bases of perceived exertion. Med Sci Sports Exerc 14(5):377–381

Article  CAS  PubMed  Google Scholar 

Chang KW, Lin CM, Yen CW, Yang CC, Tanaka T, Guo LY (2021) The effect of walking backward on a treadmill on balance, speed of walking and cardiopulmonary fitness for patients with chronic stroke: a pilot study. Int J Environ Res Public Health 18(5):2376

Article  PubMed  PubMed Central  Google Scholar 

Chen TC, Hsieh CC, Tseng KW, Ho CC, Nosaka K (2017a) Effects of descending stair walking on health and fitness of elderly obese women. Med Sci Sports Exerc 49(8):1614–1622

Article  PubMed  Google Scholar 

Chen TC, Tseng WC, Huang GL, Chen HL, Tseng KW, Nosaka K (2017b) Superior effects of eccentric to concentric knee extensor resistance training on physical fitness, insulin sensitivity and lipid profiles of elderly men. Front Physiol 8:209

Article  PubMed  PubMed Central  Google Scholar 

Chen TC, Huang TH, Tseng WC, Tseng KW, Hsieh CC, Chen MY, Chou TY, Huang YC, Chen HL, Nosaka K (2021) Changes in plasma C1q, apelin and adropin concentrations in older adults after descending and ascending stair walking intervention. Sci Rep 11(1):17644

Article  ADS  CAS  PubMed  PubMed Central  Google Scholar 

Ekstrom RA, Donatelli RA, Carp KC (2007) Electromyographic analysis of core trunk, hip, and thigh muscles during 9 rehabilitation exercises. J Orthop Sports Phys Ther 37(12):754–762

Article  PubMed  Google Scholar 

Fukusaki C, Masani K, Miyasaka M, Nakazawa K (2016) Acute positive effects of exercise on center-of-pressure fluctuations during quiet standing in middle-aged and elderly women. J Strength Cond Res 30(1):208–216

Article  PubMed  Google Scholar 

Garmany A, Yamada S, Terzic A (2021) Longevity leap: mind the healthspan gap. NPJ Regen Med 6(1):57

Article  CAS  PubMed  PubMed Central  Google Scholar 

Gault ML and Willems ME (2013) Isometric strength and steadiness adaptations of the knee extensor muscles to level and downhill treadmill walking in older adults. Biogerontology 14(2):197–208

Article  PubMed  Google Scholar 

Ikezoe T, Mori N, Nakamura M, Ichihashi N (2011) Age-related muscle atrophy in the lower extremities and daily physical activity in elderly women. Arch Gerontol Geriatr 53(2):e153–157

Article  PubMed  Google Scholar 

Jaeger J (2018) Digit symbol substitution test: the case for sensitivity over specificity in neuropsychological testing. J Clin Psychopharmacol 38(5):513–519

Article  PubMed  PubMed Central  Google Scholar 

Japan sports agency public opinion survey on the state of sports practice conducted (2023) https://www.mext.go.jp/sports/b_menu/houdou/jsa_00133.html

Kan B, Speelman C, Nosaka K (2019) Cognitive demand of eccentric versus concentric cycling and its effects on post-exercise attention and vigilance. Eur J Appl Physiol 119(7):1599–1610

Article  PubMed  Google Scholar 

Katsura Y, Takeda N, Hara T, Takahashi S, Nosaka K (2019) Comparison between eccentric and concentric resistance exercise training without equipment for changes in muscle strength and functional fitness of older adults. Eur J Appl Physiol 119(7):1581–1590

Article  PubMed  Google Scholar 

Kay AD, Baxter BA, Hill MW, Blazevich AJ (2023) Effects of eccentric resistance training on lower-limb passive joint range of motion: a systematic review and meta-analysis. Med Sci Sports Exerc 55(4):710–721

Article  PubMed  Google Scholar 

Langhammer B, Bergland A, Rydwik E (2018) The importance of physical activity exercise among older people. Biomed Res Int 2018:7856823

Article  PubMed  PubMed Central  Google Scholar 

Lee J and Kim J (2022) Effects of an 8-week lunge exercise on an unstable support surface on lower-extremity muscle function and balance in middle-aged women. Phys Act Nutr 26(4):14–21

Article  PubMed  PubMed Central  Google Scholar 

Lee LL, Mulvaney CA, Wong YKY, Chan ES, Watson MC, Lin HH (2021) Walking for hypertension. Cochrane Database Syst Rev 2(2):CD008823

PubMed  Google Scholar 

López-de-Celis C, Labata-Lezaun N, Romaní-Sánchez S et al (2023) Effect of load distribution on trunk muscle activity with lunge exercises in amateur athletes: cross-sectional study. Healthcare (basel) 11(6):916

Article  PubMed  Google Scholar 

Ministry of health, labour and welfare, summary of results of the national health and nutrition examination survey in 2019 (2020) https://www.mhlw.go.jp/stf/seisakunitsuite/bunya/kenkou_iryou/kenkou/eiyou/r1-houkoku_00002.html

Morris JN, Hardman AE (1997) Walking to health. Sports Med 23(5):306–332 (published correction appears in Sports Med 1997 Aug; 24(2):96)

Article  CAS  PubMed  Google Scholar 

Muollo V, Rossi AP, Milanese C, Masciocchi E, Taylor M, Zamboni M, Rosa R, Schena F, Pellegrini B (2019) The effects of exercise and diet program in overweight people - nordic walking versus walking. Clin Interv Aging 14:1555–1565

Article  PubMed  PubMed Central  Google Scholar 

Muyor JM, Martín-Fuentes I, Rodríguez-Ridao D, Antequera-Vique JA (2020) Electromyographic activity in the gluteus medius, gluteus maximus, biceps femoris, vastus lateralis, vastus medialis and rectus femoris during the monopodal squat, forward lunge and lateral step-up exercises. PLoS ONE 15(4):e0230841

Article  CAS  PubMed  PubMed Central  Google Scholar 

Nelson RT, Bandy WD (2004) Eccentric training and static stretching improve hamstring flexibility of high school males. J Athl Train 39:254–258

PubMed  PubMed Central  Google Scholar 

Peñailillo L, Blazevich A, Numazawa H, Nosaka K (2013) Metabolic and muscle damage profiles of concentric versus repeated eccentric cycling. Med Sci Sports Exerc 45(9):1773–1781

Article  PubMed  Google Scholar 

Rikli RE, Jones CJ (1999) Functional fitness normative scores for community-residing older adults, ages 60–94. J Ageing Phys Act 7:162–181

Google Scholar 

Rodio A, Fattorini L (2014) Downhill walking to improve lower limb strength in healthy young adults. Eur J Sport Sci 14(8):806–812

Article  PubMed  Google Scholar 

Rosano C, Newman AB, Katz R, Hirsch CH, Kuller LH (2008) Association between lower digit symbol substitution test score and slower gait and greater risk of mortality and of developing incident disability in well-functioning older adults. J Am Geriatr Soc 56(9):1618–1625

Article  PubMed  PubMed Central  Google Scholar 

Wanderley FA, Oliveira J, Mota J, Carvalho MJ (2010) Effects of a moderate-intensity walking program on blood pressure, body composition and functional fitness in older women: results of a pilot study. Arch Exerc Health Dis 1(2):50–57

Article  Google Scholar 

Watanabe S, Sato K, Hasegawa N, Kurihara T, Matsutani K, Sanada K, Hamaoka T, Fujita S, Iemitsu M (2015) Serum C1q as a novel biomarker of sarcopenia in older adults. FASEB J 29(3):1003–1010

Article  CAS  PubMed  Google Scholar 

World population prospects (2019) https://www.un.org/development/desa/pd/news/world-population-prospects-2019-0

Yamamoto K, Kawano H, Gando Y, Iemitsu M, Murakami H, Sanada K, Tanimoto M, Ohmori Y, Higuchi M, Tabata I, Miyachi M (2009) Poor trunk flexibility is associated with arterial stiffening. Am J Physiol Heart Circ Physiol 297(4):H1314–H1318

Article  CAS  PubMed  Google Scholar