Transcript: Under pressure? Couples with extremely high stress levels may have more difficulty conceiving than their calmer counterparts.  In women, stress causes extra uterine contractions which can delay ovulation and even prevent a fertilized egg from implanting in the uterus.  Men may experience reduction in both sperm count and sperm mobility.While no alternative therapies have been proven to increase fertility, there are certainly many that reduce stress—and that can help lead to conception. Finally, an excuse to get a couples massage.  Yoga is another excellent way to de-stress and get your doctor-recommended exercise at the same time. Look for a fitness center offering classes in prenatal yoga.  Preparing for pregnancy with diet and stress relieving exercises can help ensure that it occurs.