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 symptoms of nicotine withdrawal can begin within 30 minutes of your last use of tobacco. Symptoms will depend on your level of addiction. Factors such as how long you used tobacco and how much tobacco you use on a daily basis will impact the severity of your symptoms. Symptoms of nicotine withdrawal include: 1  intense cravings for nicotine.  tingling in the hands and feet.