Things That You Didn’t Know Have An Effect Your Immune System

Nicotine

No matter what kind of cigarettes you smoke, you’re still being exposed to nicotine. This substance can have harmful effects on your immune system. It increases cortisol levels. Not to mention, it can damage the lungs and make them more prone to infection.

Even e-cigarettes can be damaging since they contain free radicals that can cause airway inflammation and impair responses to bacteria and viruses.

Laughing

Laughter is the best medicine, well, this is actually true. It has been proven that laughter decreases cortisol levels. Cortisol is known as the stress hormone which means that laughter lowers stress levels, lowering the hormone level, it lowers blood pressure and boosts the immune system. This leads to a lower risk of heart disease as well as stroke.