Common Types of Cancer and Their Warning Signs

Here's an overview of some of the most prevalent cancers and the symptoms that may indicate their presence.

- Dr. Geeta S. Narayanan

Cancer is a group of diseases characterized by the uncontrolled growth and spread of abnormal cells in the body. Early detection is key to successful treatment, which is why understanding the most common types of cancer and their early warning signs is crucial.

1. Breast Cancer

Who it affects: Mostly women, but men can develop it too.

• Warning Signs:

• A lump or thickening in the breast or underarm

• Changes in the size or shape of the breast

• Dimpling or puckering of the skin

• Nipple discharge (especially bloody)

• Redness or flaky skin around the nipple

Early detection tip: Monthly self-exams and regular mammograms.

2. Lung Cancer

Who it affects: Both smokers and nonsmokers, but smoking is the leading risk factor.

• Warning Signs:

• Persistent cough that doesn't go away

• Coughing up blood

• Chest pain that worsens with deep breathing or coughing

• Shortness of breath

• Hoarseness or wheezing

• Unexplained weight loss

Early detection tip: Low-dose CT scans for high-risk individuals.

3. Prostate Cancer

Who it affects: Primarily older men.

• Warning Signs: