Try this low impact circuit workout when recovering from an illness or injury. I'm doing this workout today to ease back into exercise after my surgery. When recovering, listen to your body and skip it if it hurts.
Yoga is a great way to add a flexibility and strength component to your marathon training (or any sport or running distance, really). Preventing imbalances, improving range of motion, and the core strengthening involved is crucial for performance and overall fitness. Try these poses for running specific poses.