[medicalxpress.com]

That's good news....for those of us who can be active like that. It has also been established that endurance athletes are more likely to develop AF than those who are sedentary as adults. So, there's an apparently fine line to walk between being active cardiovascularly and not being active. It's like that problem with believing only half of what you see on the internet. Which half?

12 minutes a day? I’d guess 3 30 minutes or 4 20+ minutes would be better. When I’m fully in exercise mode I’m more like twice a day 7 days a week. I guess it comes down to picking one’s poison.