- Q How dangerous is second-hand smoke?
Dr. Michael Roizen, Internal MedicineEight hours of secondhand smoke is the equivalent of smoking 20 cigarettes, a pack of cigarettes. That leads to immune dysfunction and heart disease. Let me phrase it another way. When secondhand smoke was banned in Pueblo, Colorado,... Full Answer
- Q Why do people smoke?
Dr. Michael Roizen, Internal MedicineIf you're like most smokers, you started back when you were a teenager. Why? Admit it, you wanted to look cool, seem more adult, impress your friends and annoy your parents. Soon cigarettes became more than that - a way to kill time, to relax, to calm... Full Answer