Should I be concerned with this rapid loss?
I started this calorie counting thing around 35 days ago. I was at 310 lbs. As of today I've lost approx 43 lbs! Six feet tall, 41 years old. I started the C25K program a couple months ago and have only progressed to W5D1. I've repeated many days and run/jog every other day. I go to karate 3-6 times a week and have been…