Effect of exercise training for five years on all cause mortality in older adults—the Generation 100 study: randomised controlled trial
Study of 1567 older adults in Norway found combined moderate intensity continuous training(MICT) and high intensity interval training(HIIT) has no effect on all cause mortality (ACM) vs. recommended physical activity levels; lower ACM trend was seen after HIIT vs controls & MICT.
Source:
British Medical Journal