Anyone would start trembling upon hearing the word cancer. It is because it is one of the most deadly diseases found in the medical world. Although it has treatment options however that is effective only if it is done in the starting stages. Numbers of people die every year in different parts of the world due to cancer. At the same time it is also true that only few people are aware of cancer and its occurrence in the body.
Cancer is an autoimmune disease that has an adverse effect on the entire body. It is mainly caused due to action of the body cells against its own defense mechanism. It means it is caused due to low body immunity. The main reason behind occurrence of cancer is the unrestricted growth of cancerous cells that are present in the body under normal conditions as well. Due to unlimited or unrestricted growth, cancer cells keep on spreading to other body parts as well and hence affect the overall health of the human body in a negative way. It is noteworthy that cancer may be found in any of the body parts, organs or systems and is named accordingly.
Due to occurrence of cancer, the functions of the different body parts and organs are affected adversely. There are two types of cancer known as malignant cancer and benign cancer. In the benign cancer type, the cancerous cells remain restricted at the site where cancerous cells are actually present. On the other hand, malignant cancer is the type of cancer where cancerous cells keep on spreading to other body parts too via bloodstream. It means second type is more severe as compared to the first one.
What causes cancer?
Cancer may be caused due to multiple factors. The chief reasons for occurrence of cancer are-
- Low body immunity
- Malfunctioning of the immune system
- Genetic factors
- Alcohol consumption
- Non-feeding new mothers are prone to suffer from breast cancer
- Tobacco chewing leads to oral cancer
How is cancer detected?