Trick yourself into having fun with fitness
No Sweat: How the Simple Science of Motivation Can Bring You a Lifetime of Fitness: Michelle Segar (American Management Association, 2015)
8 ways to get fit and be social: American Council on Exercise
Fitness programs: American Council on Exercise
Barriers to fitness: Overcoming common challenges: Mayo Clinic
Find a party workout: November Project
Launch a community walking group: Centers for Disease Control & Prevention (CDC)