none
Conditions
Interventions
10%VL:Subjects were randomised by lottery to determine the order of interventions, those who drew 10% velocity loss (10%VL) had the 10%VL protocol for this intervention and after elution, the next ran
20%VL:Subjects were randomised by lottery to determine the order of interventions, those who were drawn for 20% velocity loss (20%VL) had the 20%VL protocol for this intervention, and after elution, t
Sponsors
Beijing Sport University
Eligibility
Sex/Gender
Male
Age
18 Years to 30 Years
Inclusion criteria
Inclusion criteria: Inclusion criteria: ? voluntary participation in the study, squatting experience; ? no caffeine intake before the test, the lower limbs did not undergo high-intensity resistance exercise in 48 h; ? no lower limb joint injuries (open and closed), cardiovascular disease, skin allergies, hernias and other symptoms that are not suitable for the research intervention. They had at least 1 year of exercise experience in resistance training, were ranked as Level 2 athletes or above, and had a deep squat 1RM value of =1.5 times their own body weight.
Exclusion criteria
Exclusion criteria: Exclusion criteria: inability to complete the intervention, incomplete data.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| 30 metre sprint test;stride length and frequency; | — |
Secondary
| Measure | Time frame |
|---|---|
| Maximum lower limb strength of the subject; | — |
Countries
China
Contacts
Public ContactMei Tao
Beijing Sport University
Outcome results
None listed