Ok those of you not happy with your tums - who is going to join me on this Sit Up thread
Its up to you how many or what type - but post here when you've done your daily dose & help to spur others on !
I'm not a fitness expert (so don't sue me if you pull a muscle ) but I've Googled some tips
Excecises
Not too many sit ups ! Do 'bicyles' too! (Bottom of link)
Off to do mine now !