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.
It is important to understand that nicotine is both a stimulant and a sedative. While it creates stimulating effects, it also relaxes the body and creates a state of gentle euphoria. This is part of what makes it so addictive. That buzz that many smokers feel makes the other effects feel not as strong.