The Muay Thai roundhouse kick is swung around "dead-legged" style. In other words, imagine that your leg is a baseball bat. That means that the knee does not exist. Now, to get that leg to swing around and through a target, you have to use your hip to swing it around.
Increasing a mixed martial artists fitness levels to allow for continuous application of force for striking, wrestling, and grappling first requires identifying the muscle fibers and energy systems predominately involved when fighting in an MMA bout.
The following write-up on how to throw a jab is a bit technical and offers an analysis using a kinesiology and biomechanics perspective. The left jab begins with elevation of left scapula and involves the upper trapezius 1 & 2, levator scapulae, and rhomboid muscles.
The punch biomechanics of the right cross (power punch for orthodox stance fighters) begins with elevation at the right scapula involving upper traps 1 & 2 and levator scapulae mainly. The right straight requires the same exact 7 movements when throwing a left jab occur simultaneously except using the right side of the body: protraction of right scapula, right GH joint flexion and medial rotation, right elbow joint extension, right RU joint pronation, and rotation/lateral flexion towards left side of body using left internal and right external obliques.
Even in the sport of boxing, physics can be seen in all aspects of the game. However, we will be looking at how physics can help a boxer in both throwing a punch, and taking a hit to the face!
The guard has been a position utilized in mixed martial arts competitions back when MMA was called no holds barred (NHB) fighting and vale tudo. Although the origins of this renown position are the subject of much debate, the general consensus is that what we call the guard evolved from Japanese Jujitsu and Judo.