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Logo Sciences du sport


Information in Sport and Training Sciences


CrossFit, injury, benefits, risks, study, high-intensity, sport, performance

Benefits and risks of CrossFit

by A. Manolova | 23 January 2018

Four years after the first study analyzing the injury rate in CrossFit, a systematic review comes back on this issue analyzing the results of 13 studies. What actually shows this review? Is CrossFit so dangerous ?

squat,dorsiflexion,ankle,mobility,trunk,leaning, back,impact,sport,performance,fitness,strength,conditioning

Influence of ankle mobility and segment ratios in the back squat

by A. Manolova | 16 January 2018

In back squat, an excessive and repeated forward trunk lean can increase the risk of injury to the lower back. But what are the factors that influence this leaning ?

force-velocity profile, velocity, jump, horizontal, vertical, squat, training, sport, performance

Force-Velocity Profile : Escape gravity to be faster

by P. Debraux | 9 January 2018

For lower limb extension velocity training, exercises with low loads or vertical jumps are generally recommended. And if other variants were better suited...

core, training, muscle, activity, EMG, abs, abdominal, workout, plank, stability, spine, sport, science, fitness

Influence of scapular and pelvic position during core training

by A. Manolova | 23 March 2020

The plank exercise is one of the most popular for training the core. But what is the best position for optimal muscle recruitment? And does the scapular position have an influence on it?

pull-ups, chin-ups, muscle, fitness, resistance, training, workout, back, lats, EMG, activity, exercises, choice, hypertrophy, strength

Differences in muscle activity between pull-ups and chin-ups

by P. Debraux | 11 May 2020

There are several ways to do pull-ups. However, depending on the hands grip, muscle recruitment could be affected. What are the differences between pronated and supinated grips?

grip, width, pull-ups, lat pull-down, fitness, sport, training, workout, muscle, activity, hypertrophy, exercise, choice, lats, back

Does grip width influence muscle activity during lat pull-down?

by P. Debraux | 28 April 2020

It only takes a quick look in the gym to see that some resistance-trained men do not hesitate to grab the bar by its ends for lat pull-down. But is it really useful? Are the lats better recruited?

crunch, swiss ball, sport, fitness, training, workout, abs, muscle, electromyography, prevention, strength

Crunch on Swiss Ball with elastic band: Alternative to the machine variant

by A. Manolova | 5 Avril 2020

Strengthening the abdominal muscles is generally advised to prevent or reduce lower back pain. Will an exercise on Swiss Ball allow you to exercise the abs as much as the "machine" variant?

squat, knees, toes, position, advance, tips, movement, fitness, sport, exercise, resistance, training, back, lower, pain, stress, ligament

Knee position in squat: Kinematics of the trunk and lower extremities

by P. Debraux | 5 Avril 2020

The squat is a popular exercise in fitness and strength and conditioning. However, the proper execution of the movement, and the positioning of the knees remains subject to discussion. Is that true that knees must not going farther than the toes?

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