The structure provides methods that support the following tasks: 1  Converting Boolean values to strings: ToString. 2  Parsing strings to convert them to Boolean values: Parse and TryParse. 3  Comparing values: CompareTo and Equals.
Nicotine causes inflammation in the arteries, which leads to narrowing and hardening of the blood vessels. When blood can't flow freely to your brain, you're at risk for blood clots, stroke and aneurysms. Nicotine also increases your endorphins, brain chemicals that make you feel good.
The short answer is NICOTINE--the chemical that causes you to become addicted to cigarettes. Nicotine affects your brain, changes your mood, and causes you to want more and more. When you smoke, your body immediately responds to the nicotine, but this high only lasts about 10 seconds!!Because it is so addictive, nicotine also causes unpleasant withdrawal side effects when you try to quit.HOWEVER, most of these symptoms will not last long and they should all be gone within a few weeks.hen you smoke, your body immediately responds to the nicotine, but this high only lasts about 10 seconds!! Because it is so addictive, nicotine also causes unpleasant withdrawal side effects when you try to quit.