Braxton Hicks contractions are a tightening of your abdominal muscles during pregnancy. Braxton Hicks are sometimes called “false” contractions and are a normal part of pregnancy. Braxton Hicks contractions aren’t a sign that labour is beginning. Braxton Hicks contractions typically aren’t painful and usually last for about 30 seconds, but some contractions can last longer. If you feel uncomfortable you can: Change position or lie down Go for a walk Take a warm bath Have a massage Ensure you’re drinking enough water You can experience Braxton Hicks at any point in your pregnancy. However, they are most often felt in the second and third trimester, with the frequency increasing as your pregnancy progresses.