Participants
neurological impairments, musculoskeletal deficits
A total of 18 healthy adults attended this study (eight males and 10 females, average age: 24.05 ± 1.59 years old). The average height of these healthy young adults was 1.72 ± 0.09 m, and the average weight was 67.83 ± 12.45 kg. Also, the average preferred walking speed (PWS) was 1.08 ± 0.17 m/s. Participants were free from any musculoskeletal deficits and had no history of any surgeries in their lower extremities. Participants were excluded if they self-reported any sensory or neurological impairments. This study obeyed the guideline and regulations of the University of Nebraska Medical Center Institutional Review Board that approved this study (IRB# 0338-17-FB). Participants were required to sign an informed consent document before the data collection began. The sample size of this study was selected based on two methods: (1) our previous publication, which was to investigate the effect of different plantar vibrations on obstacle negotiation among healthy young adults (