Immune system diseases (If you have kidney disease due to lupus, your doctor will call it lupus nephritis.) Long-lasting viral illnesses, such as HIV/AIDS, hepatitis B, and hepatitis C. Pyelonephritis, a urinary tract infections within the kidneys, which can result in scarring as the infection heals.
By Dr Ananya Mandal, MD. Nicotine has strong mood altering effects and can act on the brain as both a stimulant and a relaxant. Once within the bloodstream, nicotine may circulate around the body until it reaches the brain.
How tobacco affects your body. Brain. Nicotine, the drug that makes tobacco addictive, goes to your brain very quickly. Nicotine makes you feel good when you are smoking, but it can make you anxious, nervous, moody, and depressed after you smoke. Using tobacco can cause headaches and dizziness. Mouth. Tobacco stains your teeth and gives you bad breath. Tobacco ruins some of your taste buds, so you won't be able to taste your favorite foods as well.