* He eats a very unhealthy diet: Frank consumes lots of junk food, including greasy burgers, sugary snacks, and soda. This is a major source of bacteria and viruses for his body.
* He doesn't exercise: Frank leads a very sedentary lifestyle, spending most of his time sitting at his desk. He doesn't get enough physical activity, which weakens his immune system.
* He smokes cigarettes: This is a huge detriment to his health, as smoking damages the lungs and weakens the body's defenses.
* He has poor hygiene: Frank doesn't seem to wash his hands often, which exposes him to more germs.
* He doesn't get enough sleep: Frank frequently works late and stays up late, which can lead to fatigue and weaken his immune system.
Overall, Frank's unhealthy habits make him a prime target for sickness. This is a clear lesson for viewers about the importance of taking care of your health.