It is NEVER too late to stop smoking. The health benefits are vital to an increased life expectancy. After the age of 35-40 years, you lose about 3 months of your life for every year you continue to smoke.
The visible benefits of stopping smoking:
Withdrawal symptoms are always a possibility and may occur following interruption or termination of drug use. These symptoms are temporary and will
go away when the body has become accustomed to not having cigarettes.