Currently, UK, US and World Health Organization (WHO) aerobic guidelines all advocate at least 150 minutes weekly of moderate-to-vigorous physical activity (MVPA) in at least 10-minute bouts for adults and older adults,1,5,6 though the bout requirement is currently under debate,6 and even small amounts of physical activity provide protective health benefits. Walking is by far the most common physical activity, a brisk pace (approximately 3 mph, 5 km/hr) counts as MVPA, and walking is considered a ‘near-perfect’ exercise, with ability to gradually increase frequency and intensity with low risk of harm, while encouraging environmental sust
