In a number of my previous posts I discussed the various types of cancer.  However, one thing I failed to do in these posts was to actually define cancer and explain what it is.  That's why today I am going to discuss exactly what cancer is and explain the various types, causes, signs & symptoms, tests and the treatments available. WHAT IS CANCER? Cancer is a disease that affects the body's cells.  Every cell contains deoxyribonucleic acid (DNA), a substance that contains coded instructions called genes.  These genes tell the body's cells when to divide and reproduce and when to die.  … [Read more...]