 Absolutely. I always say to start with five minutes. It depends on the individual. You might be using a walker. That's okay. How about me, Lops? Can we take around the house today? Let's start there. Or if I'm working with somebody who's, I've had my 75-year-olds who are avid hikers and are really into fitness and have exercised their whole life. Well, I'm going to challenge them as well.