A lot of people in these studies have tried to quit many times, they really want to quit and werent able to do so, and this helped them. For more on this research, see The Unexpected Way Smokers Are Finally Quitting
Additionally, the WHO has repeatedly warned about vaping's health dangers, such as "toxic substances, some of which are known to cause cancer and some that increase the risk of heart and lung disorders" and may disrupt brain development and cause learning difficulties
Stop smoking as soon as you observe any of the above signs with a painful throat to prevent your condition from worsening
In fact, ITC invested just around Rs 268 crore of incremental capital in the cigarette segment over a 10-year period, as the existing infrastructure and brands are so strong
You should wash everything you can, such as blankets, sheets, pillows and etc