1 Hoarseness is an abnormal change in the voice. 2  The most common cause of hoarseness is acute laryngitis.  The underlying cause of hoarseness can usually be diagnosed by a health care professional based on the patient's history and physical exam.
The effects usually stop after 3 or 4 hours. Smoking pot can increase your heart rate by as much as two times for up to 3 hours. Thatâs why some people have a heart attack right after they use marijuana. It can increase bleeding, lower blood pressure, and affect your blood sugar, too.
1 How can marijuana affect the baby? 2  Studies of marijuana in pregnancy are inconclusive, because many women who smoke marijuana also use tobacco and alcohol. 3  Smoking marijuana increases the levels of carbon monoxide and carbon dioxide in the blood, which reduces the oxygen supply to the baby. How can marijuana affect the baby? 2  Studies of marijuana in pregnancy are inconclusive, because many women who smoke marijuana also use tobacco and alcohol. 3  Smoking marijuana increases the levels of carbon monoxide and carbon dioxide in the blood, which reduces the oxygen supply to the baby.