Braxton Hicks contractions can be triggered by various factors, including: - Physical Activity: Increased physical activity or changes in position can sometimes trigger these contractions. - Dehydration: Lack of adequate hydration is a common trigger. - Full Bladder: A full bladder can stimulate these contractions. - Sexual Activity: Sexual intercourse can lead to Braxton Hicks contractions due to increased uterine activity. - Touching the Abdomen: Sometimes, simply touching the abdomen can trigger these contractions.