TB, or tuberculosis, is a disease caused by bacteria called Mycobacterium tuberculosis. The bacteria can attack any part of your body, but they usually attack the lungs. TB is spread through the air from one person to another.
The duration of withdrawal from marijuana is different for everyone. For most heavy marijuana users, withdrawal symptoms begin on the first day after quitting and peak within 48 to 72 hours. Symptoms generally last two to three weeks and dissipate over time.
Side Effects of Using Marijuana/Weed/THC. Some of the well-known side effects of chronic, marijuana use include: Can stunt brain development in users until around the age of 25, when the brain reaches maturity. Reduces thinking, learning and memory functions that can be permanent.