if you have a medical problem such as asthma heart disease or diabetes exercise may not be advisable. exercise may also be harmful if you have a pregnancy-related condition such as: bleeding or spotting low placenta threatened or recurrent miscarriage previous premature births or history of early labor weak cervix. talk with your health care provider before beginning an exercise program. your health care provider can also give you personal exercise guidelines based on your medical history.
who should not exercise during pregnancy?