What is Cancer What is Cancer Mankind has been suffering from cancer since antiquity. B.C. Mummies from Peru. Cancer is an illness that is due to abnormal growth and development of cells.
Cells are smallest building blocks of our body.
Our body is a complex systems, composed of many organs such as lungs, liver, kidneys, heart, etc. Each organ of our body is built of billions of cells. Most cells have a predetermined life span and as they die newer cells are born, a process called growth and development of cells. Every cell in our body is programmed to perform in a particular way. Same is true for a program in each cell that governs their growth and aging and final death.