No good reasons for experiencing fatigue. The person may notice a quick loss of energy during the simplest daily activities. It prevents the patients from working or studying well. The immune system is being overdriven in such body. It needs all of its energy to fight the disease. The raised level of energy consumption in the organism may be another warning symptom. The patient then feels sleepy almost all day long.
If you feel like being fed up without eating something or a small amount of food, it may be one more symptom of the colon cancer. As a result, the person has no desire to eat more food. It is what we call an appetite loss. It might mean that the associated tumor appeared towards the end of the colon. Even though an organism believes something is blocking the exit of the colon, ready to release, it cannot understand what it is.
The last but not the least alarming symptom is the loss of ability to breathe normally. The lungs are not getting enough oxygen. This symptom is often confused with lung issues like asthma. Usually, breathlessness or shortness of breath can be noticed only in elderly patients. It may also mean they experience anemia. When the pressure of cardiac work goes up, the person may feel running out of the air.