Key points

"Exercise snacks" are short bursts of activity lasting 5 minutes or less.

Climbing stairs is a common and highly effective exercise snack.

"Snacktivity" takes little time but delivers large fitness benefits.

We all know we should exercise more, but the biggest psychological barrier for many is feeling like we just don't have an hour to spare. If you've ever felt guilty about inactivity or struggled with time management , snacking on short bursts of physical activity may be the remedy.

A new term, exercise snacks , describes brief, intentional bursts of movement lasting five minutes or less that can easily be squeezed into even the busiest day. Unlike that "couch potato" type of snacking on junk foods, this form of "snacktivity" is a guilt -free approach that makes ach

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