I think Coach Nicole has a chair video, I don't know if it's cardio or not. You could try googling sitting/chair/wheelchair workouts and see what pops up. Or, just don't worry about cardio. Focus on ST. You could do lots of different upper body and some core work sitting.
SparkPeople, SparkCoach, SparkPages, SparkPoints, SparkDiet, SparkAmerica, SparkRecipes, DailySpark, and other marks are trademarks of SparkPeople, Inc. All Rights Reserved. No portion of this website can be used without the permission of SparkPeople or its authorized affiliates.
SPARKPEOPLE is a registered trademark of SparkPeople, Inc. in the United States, European Union, Canada, and Australia. All rights reserved.