In a very few seconds a feeble, regular, and fast contraction of the heart occurred.

Have had regular contractions for an hour.

These findings tie in with the regular spontaneous contractions which are observed in smooth muscle.

If your uterus responds to the medication, you may begin having regular uterine contractions within a few hours.

His efforts were showing fruit; she was having regular contractions now, though still fairly far apart.

Symptoms of early labor, such as regular contractions and aches or pains in your lower back or belly.

It has regular contractions, or when the heart squeezes the blood out into other parts of the body.

With my first I had an hour of regular mild contractions on 39+2, which then stopped.

You have had regular contractions (with or without pain) for an hour.

These include regular contractions and aches or pains in your lower back or belly.