Would you say 32 stone is overwait,?

my b/f, has just split, he said he cant cope anymore and im to fat,i would say im a little plump,i have always been a little large,. at school i was the only one who had ther school photo taken by an ariel shot,i do like a bucket of kfc a day,would you say i need to loose wait to get b/f back,or should i dump him