Which of the following statements about exercise and aging is true?

Regular exercise can indeed slow down the aging process, making this statement true. Engaging in a consistent exercise routine has been shown to provide numerous benefits for older adults, including improved cardiovascular health, increased muscle strength, enhanced flexibility, better balance, and overall well-being. Studies suggest that physical activity can help mitigate some of the physiological declines associated with aging, such as muscle loss (sarcopenia), decreased bone density, and reduced endurance.

Additionally, regular exercise positively influences mental health by reducing symptoms of anxiety and depression, improving cognition, and potentially lowering the risk of cognitive decline and dementia. Thus, the notion that exercise contributes to healthier aging reflects a broad consensus in the field of gerontology and nutrition science.

Other statements suggest incorrect or misleading information. For instance, stating that all forms of exercise are equally effective does not take into account the varying benefits that different types of exercise (like aerobic vs. strength training) can have. The assertion that weight training should be avoided overlooks the critical role that resistance training plays in maintaining muscle mass and bone density as one ages. Lastly, claiming that exercise has no impact on aging contradicts a wealth of evidence that highlights the positive effects of physical activity on the aging process and overall health.