It is not hard to guess why but I can tell you that they use it becasue it works out your abdonminal muscles.
Jerick Revilla invented push up
The push-up bra was invented in the 1940s by Fredrick Mellinger, the founder of Frederick's of Hollywood. It was designed to create cleavage and enhance the appearance of the bust.
push scooters invented
audio push
Flat-headed thumb tacks were invented in 1904 by Johann Kirsten. Edwin Moore invented push-pins in 1900 and founded the Push-Pin Company.
The ice cream push pop was created by Charles Willo Smith on 1908. He created it to not let ice cream fall off the sides, which was his inspiration. The exact date of his creation was June 29,1908. I hope this was helpful!
The push-up bra was popularized by Canadian designer Louise Poirier in the 1960s. She introduced the design to give women a way to enhance their bust and create a more flattering cleavage silhouette.
The American English term push-up has been used since 1905, but there is no information on who invented it.
1975
Brad Dahncke
robert swirsky invented jpeg to push 10 million colors in a photo!
Push Up was created in 2003.