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Double Dutch is a game in which two long jump ropes turning in opposite directions are jumped by one or more players jumping simultaneously. There is a lack of consensus regarding the early history of double Dutch, but it is said to have been traced back from Egypt, China, and even Europe, where various forms of skipping rope was quite common.
The jumper must perform several tasks requiring various degrees of agility in this particular game. [3] Instead of swinging the rope, the ends of the rope are tied together to form a loop. (Instead of using a regular jump rope, you can use a Chinese jump rope that is made of a stretchy material, sort of like a large rubber band.)
A skipping rope or jump rope is a tool used in a sport where participants jump over a rope which is swung so that it passes under their feet and over their heads. Variations of the sport allow for freestyle jumping, or following set sequences, with one or more participants involved in jumping.
A repetitive strain injury (RSI) is an injury to part of the musculoskeletal or nervous system caused by repetitive use, vibrations, compression or long periods in a fixed position. [1] Other common names include repetitive stress injury , repetitive stress disorders , cumulative trauma disorders ( CTDs ), and overuse syndrome .
Croup (/ k r uː p / KROOP), also known as croupy cough, is a type of respiratory infection that is usually caused by a virus. [2] The infection leads to swelling inside the trachea, which interferes with normal breathing and produces the classic symptoms of "barking/brassy" cough, inspiratory stridor and a hoarse voice. [2]
Chest radiographs (X-ray photographs) often show a pulmonary infection before physical signs of atypical pneumonia are observable at all. [5] This is occult pneumonia . In general, occult pneumonia is rather often present in patients with pneumonia and can also be caused by Streptococcus pneumoniae , as the decrease of occult pneumonia after ...
Two papers appearing in 1994 anticipated the deeper understanding of innate immune reactivity, pointing towards the subsequent understanding of the nature of the adaptive immune response. The first [ 8 ] came from transplant surgeons who conducted a prospective randomized, double-blind, placebo-controlled trial.
[citation needed] Children rolled hoops and jumped were some of the first to jump rope in America which brought about the variation of jump rope called “Double Dutch.” [citation needed] In the 1940s and 1950’s jump rope became the game of choice for city or town children because any one could play and it only required a rope.