Sue wants to maintain her weight, and her friend terri tells her that the best way to do this is to participate in approximately minutes of moderate- to vigorous-intensity activity on days of the week

Smoking damages the respiratory system by inhalation of a foreign substance, that is absorbed and residue is left behind on our lungs sponge like substance. the gas that is inhaled also increase your blood pressure and dilates your blood vessels. also the process of inhaling and exhaling the smoke it causes irritation to the throat and mouth. smoking can cause lung cancer and other respiratory and circulatory diseases.