What is cancer?

By Dan Simmons
Updated 2024-04-10 04:35:04 | Published 2018-12-09 14:40:48
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Cancer cells

Cancer is a disease that originates within the human body, caused by the uncontrolled growth of mutated cells. These cells divide and multiply uncontrollably, eventually displacing normal cells and disrupting the body's proper functioning. While there is no surefire way to predict where, when, or how cell mutations will occur, certain factors known as “carcinogens” increase the likelihood of mutation. These factors include radiation exposure, toxic substances, and a weakened immune system, among others. However, even these factors do not guarantee a 100% chance of developing cancer.

Cancer can form in any part of the body, and it begins when cells start dividing uncontrollably. In a healthy body, cells divide in a specific order, die when they age or become damaged, and are replaced by new cells. Cancer disrupts this process, causing cells to continue growing and multiplying, eventually displacing normal cells and causing issues in the affected area.

Microscopic mutations inevitably occur during cell division, ranging from insignificant to highly harmful. These mutations contribute to the aging process, and when they accumulate, cells begin to fail. Environmental factors often cause mutations, making it crucial to minimize exposure to carcinogens.

During most oncological diseases, a tumor forms. However, not all tumors are cancerous. Doctors typically take a tissue sample from the tumor and analyze it to determine if it is malignant. Benign tumors are non-cancerous, while malignant tumors are cancerous.

Finding a cure for cancer is challenging, as many tumors adapt to treatments. Scientists may target a single gene mutation with therapy, only to have a new mutation emerge later. The human body and immune system often fail to recognize mutant cells as foreign, allowing cancer to progress unchecked. On the other hand, medications designed to destroy diseased cells are sometimes perceived as aggressors by the immune system, which attempts to remove the active substances from the body.

Cancer is the body's response to both external and internal mutagens. To protect your health, it's essential to avoid contact with carcinogens, such as nicotine, alcohol, chemically saturated air, and junk food. A stronger, more resilient body can better resist diseases, but its own cells can sometimes pose a greater threat. Fortunately, medical science continues to develop more effective and safe methods to combat cancer, offering hope for a future where cancer prevention is as simple as preventing the common cold.

Understanding cancer's complex nature and the challenges faced in finding a cure is crucial for raising awareness and supporting ongoing research efforts. By staying informed and taking steps to minimize exposure to carcinogens, we can contribute to the fight against this formidable disease.

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  • Cancer
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    • Cancer is a disease caused by the mutating cells in the body. Oncological tumors or carcinomas are divided into benign and malignant. Both of them are dangerous, but malignant tumors pose a major threat.

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