Rake the leaves. 

Explore a park in your neighborhood with a friend. 

Take a walk around a lake with fall foliage.

Go apple picking on the weekend. 

Join an exercise group. 

Replace Sunday drive with Sunday walk. 

Ride a bike to the store instead of driving. 

Go for a half-hour walk instead of watching TV. 

Go for a hike and collect some fall leaves. 

Play a game of pick up football or soccer with your family. 

Exercise with a video if the weather is bad. 

Play with your kids.