She calls itthe “perfect workout trap.” The trap can take different forms, she said. It can prevent people from getting started, if they’re waiting for the stars to align so they can exercise in one specific way, and it can also prevent them from maintaining a fitness routine. "I exercise" is an example of verb use. As a noun, the singular "exercise" can be a collective term for any number of individual exercise routines, but you can also refer to those individual routines, for example, situps, burpees, crunches, etc with the plural "exercises". All of them are free :) Sharing is Caring Verb TO BE exercises at ver... Level Up Your Fitness: Join our strong community in Fitness Volt Newsletter. Get daily inspiration, expert-backed workouts, nutrition tips, the latest in strength sports, and the support you need to reach you... About Exercise Gear To Avoid: The Power Balance Bracelet. Present perfect vs simple past - 1.Past simple or present perfect? VerbsPerfect Tense.The present perfect continuous is formed using has/have + been + present participle. Questions are indicated by inverting the subject and has/have. Negatives are made with not. Sam Of course, any exercise is better than none. ‘Structured exercise’ - activities like going to a fitness class, or swimming are great.‘Trade-off’ can also be used as a verb. Sam The adjective, sedentary, describes something which involves little exerciseor physical activity.