Hallmarks Of Aging Associate With High Intensity Interval Training Benefits And Frailty In Female C57Bl/6J Mice
As we age, many of us face challenges like declining physical ability and memory issues. Exciting new research suggests that a specific type of exercise, called high-intensity interval training (HIIT), could be a powerful tool to combat these age-related changes. HIIT involves short bursts of intense exercise followed by brief recovery periods. This study, conducted on aged female mice, found that even short, 10-minute HIIT sessions, three times a week, led to remarkable improvements. The mice showed better cognitive function, including enhanced memory and learning. They also became less frail, meaning they were stronger and more capable physically. Beyond these observable benefits, the researchers delved into the biological underpinnings of aging. They discovered that HIIT positively influenced several “hallmarks of aging” – the cellular and molecular processes that contribute to aging. For instance, it reduced markers of cellular senescence (when cells stop dividing and can contribute to aging) in muscle and liver tissues, and even increased the length of telomeres (protective caps on chromosomes that tend to shorten with age) in the liver. This research highlights the potential for time-efficient exercise to promote healthier aging across multiple body systems, including the brain and heart.
Source: link to paper