Cancer Video Lecture | Science & Technology for UPSC CSE

165 videos|338 docs|324 tests

FAQs on Cancer Video Lecture - Science & Technology for UPSC CSE

1. What is cancer?
Ans. Cancer is a group of diseases characterized by the uncontrolled growth and spread of abnormal cells. These cells can invade and destroy normal tissues, impairing the functioning of organs in the body.
2. What are the common risk factors for cancer?
Ans. Several risk factors contribute to the development of cancer, including tobacco use, excessive alcohol consumption, unhealthy diet, lack of physical activity, exposure to certain chemicals and substances, family history of cancer, certain infections, and exposure to radiation.
3. How is cancer diagnosed?
Ans. Cancer diagnosis typically involves a combination of methods, including medical history evaluation, physical examination, imaging tests (such as X-rays and CT scans), laboratory tests (such as blood tests and biopsies), and genetic testing. These diagnostic tools help doctors determine the presence and extent of cancer in a patient.
4. What are the treatment options for cancer?
Ans. The treatment options for cancer depend on the type and stage of cancer, as well as the overall health of the patient. Common treatment approaches include surgery, radiation therapy, chemotherapy, targeted therapy, immunotherapy, and hormone therapy. In some cases, a combination of these treatments may be used.
5. Can cancer be prevented?
Ans. While not all types of cancer can be prevented, certain lifestyle choices and preventive measures can reduce the risk. These include avoiding tobacco and excessive alcohol consumption, maintaining a healthy diet and weight, engaging in regular physical activity, protecting oneself from exposure to harmful chemicals and substances, getting vaccinated against cancer-causing infections, and undergoing regular screenings for early detection of cancer.
165 videos|338 docs|324 tests
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