
Common Myths About Cancer
By Dr. (Maj) A.P. Dubey in Cancer Medical Oncology
Feb 4, 2025
Cancer is one of the most feared diseases worldwide, but unfortunately, many myths and misconceptions surround it. These myths often lead to unnecessary fear, delayed diagnosis, or misinformation about prevention and treatment. Let’s debunk some of the most common myths about cancer and uncover the facts.
Myth 1: Cancer Is Always Fatal
Fact: Cancer is not a death sentence.
Advancements in early detection, improved treatments, and personalized therapies have significantly increased survival rates. Many types of cancer, such as breast, prostate, and skin cancer, have high survival rates if detected early. Treatments like chemotherapy, immunotherapy, and targeted therapy have transformed cancer into a manageable condition for many patients.
Myth 2: Only Smokers Get Lung Cancer
Fact: Although smoking is the primary cause of lung cancer, non-smokers can also be affected by the disease.
Exposure to air pollution, secondhand smoke, radon gas, and genetic factors can also increase the risk of lung cancer. Even if you have never smoked, regular health check-ups and avoiding exposure to harmful substances are essential.
Myth 3: Sugar Feeds Cancer
Fact: No direct evidence links sugar consumption to cancer growth.
Cancer cells consume more glucose than normal cells, but eating sugar does not directly cause or worsen cancer. However, a diet high in sugar can lead to obesity, which is a known risk factor for several types of cancer. The key is balanced nutrition and a healthy lifestyle.
Myth 4: Cancer Is Contagious
Fact: Cancer is not contagious and cannot be transmitted from one person to another.
While infections like human papillomavirus (HPV) and hepatitis B and C can increase the risk of certain cancers, the disease itself is not contagious. You cannot “catch” cancer by touching or being close to someone who has it.
Myth 5: Wearing a Bra Causes Breast Cancer
Fact: No scientific research has established a connection between wearing bras and an increased risk of breast cancer.
A common myth suggests that underwire bras block lymphatic drainage, leading to cancer, but this is not true. Breast cancer is caused by genetic, hormonal, and environmental factors, not by clothing.
Myth 6: Herbal Remedies Can Cure Cancer
Fact: No herbal or alternative treatment has been scientifically proven to cure cancer.
While some natural supplements can help manage side effects, they should never replace standard medical treatments like chemotherapy, surgery, or radiation therapy. Always consult a doctor before using any alternative treatment.
Myth 7: Cancer Treatment Is Worse Than Cancer Itself
Fact: While cancer treatments can have side effects, they significantly increase survival rates.
Modern treatments are becoming more effective with fewer side effects. Medical teams work to manage side effects and improve the quality of life for cancer patients. Early-stage cancers often require less aggressive treatments, making timely diagnosis crucial.
Myth 8: A Positive Attitude Alone Can Cure Cancer
Fact: While a positive mindset helps in coping with cancer, it does not cure the disease.
Mental well-being and emotional strength are essential for managing treatment stress, but medical intervention is necessary for treating cancer. A positive attitude, combined with proper treatment and support, can improve outcomes.