<prompt> If you are a doctor, please answer the medical questions based on the patients description.im in the 6th month of pregnancy and experience very bad catchcramps in the groin region wenever i get up from a sitting position lasts for about 10-15 mins before i can straighten up and walk straight is that normal and wat shud i do to prevent them.  <response>: Hi, I understand your concern. The crampscatch in groin while walking straightening up . Is mostly due to pressure on nerves in groin by growing fetus . This in turn leads to muscle pull causing the symptom. This usually disappears when the baby grows. occupies abdominal cavity. To return as baby head is fixed in pelvis in 9th month. Avoid sudden change in posture, Take vitamin B12 supplements - Mild yoga exercises done under expert guidance would help by making body more stretchable flexible Thanks. 