Hi. I m now 17 weeks pregnant but still now i didnt feel my baby heartbeat or any movements, This is normal ? or i want to consult doc? i'm getting more pain in my both knees. what to do???  yesterday i put injection of TT its still more paining on tat particular place. i did hot water massage but still i cant cure from tat pain. what to do??? plz any 1 reply me.