Szivak et al. (2013) |
9/9 |
resistance-trained |
for time: 10-9-8-7…3-2-1 Back squats, bench presses, deadlifts (75% 1 RM) |
lactate 14.2/9.1 mmol/L; elevated cortisol level; no significant sex differences |
Heavens et al. (2014) |
9/9 |
resistance-trained |
for time: 10-9-8-7…3-2-1 Back squats, bench presses, deadlifts (75% 1 RM) |
increased myoglobin - 10.0 nmol/L; elevated testosterone level; increased interleukin-6 3.5 pg/mL |
Fernandez-Fernandez et al. (2015) |
10/0 |
12+ months experience with CrossFit® |
1. “Fran”, for time: 21-15-9 of thrusters (42,5kg), pull-ups 2. “Cindy”, 20 minutes AMRAP: 5 pulls-ups, 10 push-ups, 15 squats |
1. HRavg 179 bpm; RPE 8.4; lactate 14.0 mmol/L 2. HRavg 182.2 bmp; RPE 8; lactate 14.5 mmol/L |
Kliszczewicz et al. (2015) |
10/0 |
3+ month experience with CrossFit® |
“Cindy”, 20 minutes AMRAP: 5 pull-ups, 10 push-ups, 15 squats |
increased acute blood oxidative stress (comparable with high-intensity running) |
Tibana et al. (2016) |
9/0 |
6+ month experience with CrossFit |
2 days/ 2 mixed training sessions; 1. strength, gymnastics, metabolic conditioning; 10 minutes AMRAP: 30 double-unders, 15 power snatches (34kg) 2. strength, gymnastics, metabolic conditioning; 12 minutes AMRAP: 250m row, 25 target burpees |
1. lactate 11.8 mmol/L; glucose concentration 115 mg/dL 2. lactate 9.1 mmol/L; glucose concentration 89.9 mg/dL after both increased interleukin-6; increased interleukin-10 after 2. |
Perciavalle et al. (2016) |
15/0 |
advanced CrossFitters |
for time: 27-21-15-9 of row (calories), thrusters (43kg) |
lactate 13.8 mmol/L; worsening of attentional performance |
Drum et al. (2016) |
101 |
CrossFitters |
questionnaire |
average RPE 7.3; high muscle soreness; shortness of breath |
Maté-Muñoz et al. (2018) |
32/0 |
6+ month experience with strength training |
1. “Cindy”, 20 minutes AMRAP: 5 pull-ups, 10 push-ups, 15 squats 2. 8 rounds: 20 s work : 10 s rest of double-unders 3. 5 minutes AMRAP: power cleans (40% 1 RM) |
1. HRavg 178 bpm; RPE 17; lactate 12.2 mmol/L 2. HRavg 178 bpm; RPE 16; lactate 10.4 mmol/L 3. HRavg 171 bpm; RPE 15.6; lactate 11.5 mmol/L |
Mangine et al. (2018b) |
5/5 |
CrossFitters |
CrossFit OPEN 2016 (5 weeks, 5 workouts) |
elevated testosterone level in workouts 2.-5., in 1. unchanged elevated cortisol level after each workout |
Kliszczewicz et al. (2018) |
10/0 |
3+ month experience with CrossFit® |
1. “Grace”: 30 clean and jerks (60kg) 2. 15 minutes AMRAP: 250m row, 20 kettlebell swings (16kg), 15 dumbbell thrusters (15kg) |
1. HRavg 170 bpm; lactate 14.3 mmol/L 2. HRavg 172 bpm; lactate 13.7 mmol/L both workouts same effect on autonomic nervous system |
Tibana et al. (2018) |
23/0 |
CrossFitters |
1. “Fight gone bad”: 3 rounds: 1 minute wall balls, 1 minute sumo deadlift high-pulls (35kg), 1 minute box jumps (60cm), 1 minute push presses (35kg), 1 minute row (for calories), 1 minute rest 2. “Fran”: for time: 21-15-9 of thrusters (42,5kg), pull-ups |
1. HRmax 184 bpm; lactate 17.2 mmol/L; RPE 8.5 2. HRmax 182 bpm; lactate 17.8 mmol/L; RPE 9.5 |
Tibana et al. (2019a) |
9/0 |
6+ month experience with CrossFit® |
3 consecutive competition days, 5 workouts |
elevated testosterone level (24 hours after) cortisol level unchanged elevated immunoglobulin A-IgA (24-72 hours after) |
Timón et al. (2019) |
12/0 |
CrossFitters |
1. 5 minutes AMRAP: 1-2-3-4… of burpees and toes to bar 2. 3 rounds: 20 wall balls, 20 power cleans (40% 1 RM) |
1. HRavg 127 bpm; lactate 13.3 mmol/L; RPE 7.2 2. HRavg 160 bpm; lactate 18.4 mmol/L; RPE 8.2 creatine kinase and hepatic transaminase at normal level after 48 hours in both workouts |