If a person has been smoking for a long time, these brain changes can often result in addiction which can lead to withdrawal symptoms such as irritability, anxiety, problems with memory, and difficulty concentrating
white or red patches on the gums, tongue, or inner cheeks
Other symptoms may arise if lung cancer spreads to other parts of your body
"The cognitive benefits are typically modest and temporary, while the potential for dependency is real." 11 Dementia Prevention Strategies That Experts Say Really WorkThe bottom line: There are better, evidencebased ways to protect brain health "On the whole, nicotine has real beneficial short-term effects on attention, appetite and some inflammation signaling and is far less harmful than smoking, vaping and smokeless tobacco products," explains Dr