How do you know if you are experiencing braxton hicks?

hey braxton hicks are pretty common. They are pretty irregular contractions and would last for about 15-20 seconds. they can also last for about 2 minutes. So if you aren't getting more than 2-3 contractions per hour which are pretty irregular, you have nothing to worry about. They are just braxton hicks. But do visit a doctor of they are very frequent and are longer