A successor may refer to: Someone who, or something which succeeds or comes after (see success and succession) Successor (horse), an American Thoroughbred racehorse. Successor was the working name for the class of British ballistic missile submarines, since renamed the Dreadnought-class.
How long it lasts: Early labor is unpredictable. For first-time moms, the average length of early labor is six to 12 hours. It's often much shorter for subsequent deliveries. What you can do: Until your contractions increase in frequency and intensity, it's up to you.
Braxton Hicks contractions can begin as early as the 20th week of pregnancy, but most often they start between the 28th and 30th week. Braxton Hicks contractions can occur often during the 9th month, such as every 10 to 20 minutes. Braxton Hicks contractions: Usually go away during exercise or activity.