How can I prevent miscarriage and foetal abnormalities?

Premarital screening, prenatal screening including Down’s syndrome screening in early pregnancy, Down’s syndrome screening in mid pregnancy, screening for fetal structural malformations and neural tube abnormalities need to be done.
In addition, couples need to be actively screened and treated for miscarriage-related illnesses, maintain good lifestyle habits and avoid exposure to toxic and harmful substances prior to childbirth.