Final answer:
Infants of mothers with severe heart disease are at increased risk of prematurity and low birth weight.
Step-by-step explanation:
Infants of mothers who have severe heart disease are at increased risk of prematurity and low birth weight. This is because the condition can affect the supply of oxygen and nutrients to the fetus, which can hinder its growth and development. Additionally, the baby may be born earlier than expected due to the complications associated with the mother's heart disease.