Does grunting improve workout intensity?

Cursing and swearing is an almost universal feature of human language. Luis Castellanos, author of “The language of happiness”, would consider it an unhappy language, with which you do not advance in life and that does not bring you closer to happiness, but a study published in the journal “Journal Psychology of Sport and Exercise ยป, Carried out by researchers from the British University of Keele and Long Island in New York, says that dropping words that are unpleasant to the ear take effect if they are said while playing sports.