Reference: Bashkireva, A. S., Bogdanova, D. Y., Bilyk, A. Y., Shishko, A. V., Kachan, E. Y., & Arutyunov, V. A. (2018). Quality of life and physical activity among elderly and old people. Advances in gerontology= Uspekhi gerontologii, 31(5), 743.
Link: https://www.ncbi.nlm.nih.gov/pubmed/30638330
Reference: Lee, H. S., & Park, J. H. (2015). Effects of Nordic walking on physical functions and depression in frail people aged 70 years and above. Journal of Physical Therapy Science, 27(8).
https://www.ncbi.nlm.nih.gov/pubmed/26357424
Comparison of the exercise effectiveness on functional fitness of 2 different styled Nordic walking in community-dwelling middle-aged and elderly women1Effects of Nordic walking on functional fitness dynamic balance and gait in physically frail older adults1