<p>Smoking: Even though it’s known that tobacco is harmful to health and causes cancer, smokers don’t quit the habit. But have you ever wondered what the real reason is for a person getting addicted to smoking?</p><p> </p><img><p>The moment you inhale, nicotine hits your bloodstream from the lungs, reaching the brain in 7-10 seconds. Few substances act this fast, giving instant relief with one puff.</p><img><p>Nicotine activates nicotinic acetylcholine receptors in the brain. These act like switches, releasing chemical signals that the brain starts to see as necessary.</p><img><p>Nicotine triggers the release of dopamine, the ‘feel-good’ chemical. It reduces anxiety and relaxes the mind, which is why the craving seems to vanish after a cigarette.</p><img><p>With each cigarette, the brain learns that smoking means relief. The craving feels satisfied as soon as dopamine is released. This is purely a trick played by the brain.</p><img><p>Nicotine’s effect is brief. As it fades, cravings return. Understanding this cycle is the first step to quitting. <strong>Note:</strong> Smoking is a major cause of cancer. Avoid it.</p>
