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.
WebMD News Archive. Sept. 10, 2012 -- Smoking marijuana may affect a manâs risk for testicular cancer. A new study found that men who had smoked marijuana were twice as likely as men who had not to get an aggressive form of the disease. Testicular cancer is the most common cancer diagnosed in men under age 45.