Common barriers to maintaining a regular exercise routine include time constraints, lack of motivation, and accessibility to fitness resources. Many individuals struggle to find adequate time in their busy schedules to dedicate to workouts. Additionally, external factors such as weather, social obligations, and financial limitations can impede exercise opportunities. Overcoming these barriers often involves setting realistic goals, creating schedules, and finding enjoyable activities while leveraging community resources like parks or online classes to integrate physical activity into everyday life.