"Intensity sprints" refers to a type of exercise or physical activity where a person exerts maximal effort and works at a very high intensity level for a short burst of time. Full definition
60 seconds of high intensity sprint training a day or every second day. (xiser.com)
Now compare that to the totally ripped, muscular, strong and healthy looking body of a world class sprinter, wide receiver, or other athlete that does mostly high intensity sprint work... which would you rather resemble? (truthaboutabs.com)
The results show that, compared with in the past, modern top - class soccer is characterized by more high - intensity sprints followed by a substantially lower tempo. (sciencedaily.com)