It is also referred to as the â4 Psâ âProduct, Price, Promotion and Place, or theâ7 Psâ â the 4 Ps with the addition ofPeople, Process and Physical Evidence,also called the extended marketing mix.
Why the inflammation continues is not always known. Chronic inflammation may be caused by infections that donât go away, abnormal immune reactions to normal tissues, or conditions such as obesity. Over time, chronic inflammation can cause DNA damage and lead to cancer.hronic Inflammation. Inflammation is a normal physiological response that causes injured tissue to heal. An inflammatory process starts when chemicals are released by the damaged tissue.
How smoking causes lung cancer. Doctors believe smoking causes lung cancer by damaging the cells that line the lungs. When you inhale cigarette smoke, which is full of cancer-causing substances (carcinogens), changes in the lung tissue begin almost immediately. At first your body may be able to repair this damage.