Reese Witherspoon Always Works Out With a Smile

Has anyone ever been as happy as Reese Witherspoon appears to be before, during, and after her regular sweat sessions? The Oscar winner is always sporting a smile and cute athletic wear (often with a motivational message scrawled across her T-shirt) when she works on her fitness. As you pack away your swimsuit for the season and it gets harder to convince yourself to hit the gym, allow Witherspoon to provide some exercise inspiration.