no, ur rite it doesnt make them bad peeps
and infact there r numerous health probs that cause peeps to bcome overweight
like asthsma meds, mental health meds
pain relief meds ect ect
and ofcourse there hereditry factors and metabolism issues
and there r also illnesses that result in weight gain such as thyroid probs
there is even research into illnesses where peeps do eat and cant stop eatin