Answer: Smoking
Explanation: Smoking causes a number of negative health effects, one of which is cardiovascular disease. Smoking increases the formation of platelets in the blood vessels, also reduces blood flow to the heart, and reduces the amount of oxygen.
Answer:
Blood from the mother passes through the placenta, filtering oxygen, glucose and other nutrients to your baby via the umbilical cord. The placenta also filters out substances that could be harmful to your baby and removes carbon dioxide and waste products from your baby's blood.
Explanation:
Answer:
potency
Explanation:
and you can't buy them at a store either