hi all....my edd date was 24th june bt i am not getting any labour pains when i went  for checkup dr. on 22nd of dis de wil be doing nst test what is dat nd y it is for? and if mean while if der is no pains on 24th we wil be giving injection to get pains itseems bcz before i have lost 1 pregnacy de did cleanup also soo dat is reason we r not going to wait beyond 24th dr.said this,is injection r should i wait pls suggest me.