I am overweight but my periods are regular. can being overweight cause fertility in another way?

OnlyIfSeverelyObese: Obesity is a known risk factor for ovulation problems.And that can cause infertility in some.But it can also contribute to infertility in women who ovulate normally according to new research.But it depends on how much over weight you are. In this study they found that severely obese women had 43% less chance of getting pregnant than normal weight women or those who were over weight but not obese