I'm so scared ?

Ma
I'm so scared the baby's gonna stop growing when I went to the doctors at 9 weeks everything is perfect heart is 171 the baby was a perfect size the baby was jumping about and dancing but in just nervous the baby is gonna stop growing I hate worrying about this and it has no signs this morning I woke up I usually have morning sick the doctor gave me 5 his pills to take every 4 hours if I need them to help calm nausea down it took it at 9 last night I didn't have nothing this morning a very little nausea then it went away I'm 10w1d but I'm super scared who else is worried? how can I get over this its really bugging me??????