My 600-lb Life star Nathan Prater has remained committed to Dr. Now’s weight loss program. As a result, he’s only gone and dropped a whopping seven pant sizes, and got skin removal surgery. Long-time viewers of My 600-lb Life will remember Nathan and his partner, Amber. He first joined the TLC show after his weight gain stops him from carrying out his job as a drama teacher. Nathan Prater on My 600-lb LifeNathan Prater appeared on My 600-lb life with his partner, Amber, who is also undergoing a weight loss journey. The married couple, who first met in 2011, weighed over 1000lb combined. Dr. No…