If you or your doctor feel that you need to take tranquilizers for an extended period of time, you should think about what is causing your problems perhaps it's time to make an important change at home or work. Yet these substances are so much a part of our lives, we are often unaware of their effects. When you learn how each of these substances can affect stress, you may find that it's time to take a healthy step and kick the habit. When you smoke, you feel stimulated, as your heart rate, blood pressure and hormone levels increase. Your body needs more of certain vitamins and minerals to cope with this stimulation, which is a form of stress.
Cigarettes are expensive, highly addictive, and cause major and minor illnesses.
Trying to quit is difficult for most people. All these factors add up to physical and emotional stress. Caffeine is also a physical stressor. It speeds you up for as long as 20 hours. Its effects are different in different people.