I was recently in church, kneeling during a special prayer session that lasted well over 15 minutes. As my knees, legs and back started to ache, I was wondering how many calories I was burning (evil thought during a prayer, ha?). I looked on the web but couldn’t find a clear answer. And that’s how this calories burned by 600+ types of physical activity page was born

Read more at the source: Activity Calories

Article excerpt posted on en.intercer.net from DrGily.Com.