How active are you on a daily basis? It is a known fact that moving your body regularly throughout the day has more health benefits than if you were to schedule a HIIT workout and spent the rest of your day sitting. The"regular movement in your day" or "incidental activity" (=small acts of every day life that are meant as exercise) can be for example taking the stairs instead of elevator, walking home from work instead of driving or walking to grocery store.  According to Aki Hintsa: Voittamisen anatomia  * by taking 8000-10 000 steps a day you will gain significant health benefits even though you don't do any other specific work outs. On the contrary, if you don't do this incidental activity in a day although you go for a work out class, you don't get the same health gains.  As I have advised before: if you don't have time to exercise, include some short walks or incidental activity to your day. Play with your kids, spend time outdoor...