Periconception tip #6 of the 10 periconception tips that will help you improve your pregnancy chances and have a healthy baby:
Be at your optimal weight and exercise.
Are you at your optimal weight? Both extremes, underweight or overweight, can impair your health and fertility and may have an adverse effect on your pregnancy. Having a healthy body weight helps maximize fertility success rates. Weight fluctuations either 20% above or below a woman's target range can disrupt estrogen levels which regulate ovulation. To figure out if you are at your optimal weight calculate your body mass index (BMI).