Answer: Vicious Cycle
Step-by-step explanation:
Cigarette smoking increases an individuals' chances of developing lung cancer markedly which has been proven by the “ Protease Antiprotease theory “ Thus, smoking is a harmful habit and it is injurious to health.
On the other hand , a lung cancer patient , regardless of whether he or she is a smoker or not, craves for nicotine.
Thus , two harmful things complement each other. This SMOKING-LUNG CANCER-SMOKING Cycle is known as vicious cycle as it is extremely detrimental for health.