Quitting smoking preserves memory and thinking skills, even later in life

🚬 Smoking doesn’t just affect your lungs. It affects your brain. 🧠 Every cigarette floods the #brain with nicotine and carbon monoxide, constricting blood vessels and reducing oxygen to neurons. Over time, chronic #smoking is linked to thinning of the #cortex — the part of the brain responsible for #memory and reasoning. Smokers have about a 40% higher risk of developing #Alzheimers disease. 🛑 The good news: quitting helps. Dementia risk drops significantly after stopping smoking and can even