You highlighted very important factors. Some women don't seem to agree to the fact that the sperm dictates most of the babies features like even gender:) but yeah, the both parents needs to learn to accept the outcome of what they manufactured together. They should take accountability for their lifestyle and ensure to do everything possible not to affect their reproductive health.
Giving people choices to do what they want isn't the problem. The problem becomes the free choices they were given, because people will be people and they'll in one way or the other misuse those privileges..