In which way does nicotine cause addiction? by stimulating the brains pleasure center or by increasing blood sugar levels or by decreasing dopamine levels or by reducing depression and anxiety.

By stimulating the brains pleasure center

By stimulating the brains pleasure center

Explanation:

Nicotine is a substance that is found in tobacco products and that causes addiction. It releases dopamine in the brain which stimulates an area related to pleasure. This makes the brain to repeat the same behavior and causes that a person can't stop consuming this substance. So, nicotine causes addiction by stimulating the brain's pleasure center.

you! go to the gym or i will kick you out of here to the gym

perspiration and respiration.