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  2. What Muscles Are Used in Jumping Jacks? Trainers Break It Down

    www.aol.com/lifestyle/muscles-used-jumping-jacks...

    "The deltoids are located at the top of the arm and cover the shoulder joint," Julom explains. "When doing jumping jacks, the arms move up and down, engaging the deltoids and building strength and ...

  3. Myoclonus - Wikipedia

    en.wikipedia.org/wiki/Myoclonus

    Barbiturates slow down the central nervous system and cause tranquilizing or antiseizure effects. Phenytoin and primidone are effective antiepileptics drugs, although phenytoin can cause liver failure or have other harmful long-term effects in patients with PME. Sodium valproate is an alternative therapy for myoclonus and can be used either ...

  4. Roll (gymnastics) - Wikipedia

    en.wikipedia.org/wiki/Roll_(gymnastics)

    A roll is the most basic and fundamental skill in gymnastics class. There are many variations in the skill. Rolls are similar to flips in the fact that they are a complete rotation of the body, but the rotation of the roll is usually made on the ground while a flip is made in the air with the hips passing over the head and without any hands touching the ground.

  5. Rebound exercise - Wikipedia

    en.wikipedia.org/wiki/Rebound_exercise

    "Each phase of the sequence included a 2-min warm-up, followed by 5 min of jumping. The four heights, measured by the distance the subjects’ feet were elevated above the trampoline bed, were 18, 37, 75, and 100 cm. A 5- to 10-min rest period was provided between each jumping level." The jump heights in inches were: 7", 14.6", 29.5" and 39.4".

  6. Kip-up - Wikipedia

    en.wikipedia.org/wiki/Kip-up

    A kip-up or kick-up (also called a rising handspring, Chinese get up, kick-to-stand, nip-up, [1] flip-up, or carp skip-up) is an acrobatic move in which a person transitions from a supine, and less commonly, a prone position version known as prone get-up, to a standing position.

  7. Dead arm syndrome - Wikipedia

    en.wikipedia.org/wiki/Dead_arm_syndrome

    Dead arm syndrome starts with repetitive motion and forces on the posterior capsule of the shoulder. The posterior capsule is a band of fibrous tissue that interconnects with tendons of the rotator cuff of the shoulder. Four muscles and their tendons make up the rotator cuff. They cover the outside of the shoulder to hold, protect and move the ...

  8. Vibrating shuttle - Wikipedia

    en.wikipedia.org/wiki/Vibrating_shuttle

    A vibrating shuttle is a bobbin driver design used in home lockstitch sewing machines during the second half of the 19th century and the first half of the 20th century. It supplanted earlier transverse shuttle designs, but was itself supplanted by rotating shuttle designs.

  9. Camptocormia - Wikipedia

    en.wikipedia.org/wiki/Camptocormia

    Alexandre-Achille Souques was one of the first major researchers of camptocormia and created the definition and name used for the condition to this day. Camptocormia comes from two Greek words, meaning "to bend" (κάμπτω, kamptō ) and "trunk" (κόρμος, kormos ), and was coined by Alexandre-Achille Souques and B. Rosanoff-Saloff. [ 3 ]