India, Aug. 11 -- Just one workout can send cancer-fighting substances surging through the blood, according to the findings published in Breast Cancer Research and Treatment.
A large study of more than 643,000 people, including over 8,000 with colorectal cancer (CRC) and tracked for 10 years, found that better cardiorespiratory fitness is linked to a lower risk of developing CRC. Notably, this benefit was seen in both men and women and across all races.
During the study, researchers focused on proteins called myokines, which are released by muscles during exercise.
"The results from the study show that both types of exercise really work to produce these anti-cancer myokines in breast cancer survivors," said lead author Francesco Bettarig...