Thus, its effects are more harmful to the baby. Alcohol may affect your baby in many ways. The more you drink, the greater the risk. Drinking alcohol may cause a baby to be too small. Alcohol use also increases the chance of having a miscarriage or premature baby.
Alcohol use can cause heart defects.
And in many cases, you may not be able to see these problems until later in life. Fetal alcohol syndrome is the most severe effect of drinking during pregnancy. Even a few drinks once in a while can put your baby at risk for fetal alcohol syndrome. Heart defect Some babies are born with all of these problems. Others show signs of only some of them.