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.
Many believe nicotine is a direct cause of depression. This is due to nicotineâs effects on the dopamine levels in the brain. Smoking tobacco may temporarily increase levels of dopamine. Therefore, it increases a personâs feelings of pleasure and well-being. Eventually, these levels fall to abnormally low levels, causing the person to feel unhappy.