Go through the motions. Most *people* cough cough professors cough cough don't take too well to someone telling them something other then their opinion. Mind you this isn't true for all. Test the waters. If you have an open minded professors that appreciates someone thinking for themselves then if you can support your opinion argue it. But if your professor is the typical type go through the motions, keep your opinions to yourself, and start changing lives after you finish your cert.
Height: 5'2"
Starting weight: 180lbs
Current weight: 120lbs
Goal weight: 115lbs