The dizzy feeling is usually from a mix of factors -- being a new smoker, inhaling too deeply while the person is starting, and inhaling too many times in succession too quickly. read more
First time smokers feel dizzy and tired because they inhale tabacco deeply and rapidly which makes them cough a lot. Tabacco contains nicotine when it is released in our blood stream, it activates energy level and also increases blood pressure to some extent. Over all it relaxes mind and stimulats body. This is not a normal feeling. read more