Dr Pete's Health Secrets

         The word Cancer is quite scary but sadly most people know somebody suffering from cancer. The victims are also getting younger. It arises from the transformation of normal cells into tumour cells in a multi-stage process that generally progresses from a pre-cancerous lesion to a malignant tumour.  These changes are the result of the interaction between a person's genetic factors and three categories of external agents, including: 1. Physical carcinogens, such as ultraviolet and ionizing radiation. 2. Chemical carcinogens, such as asbestos, components of tobacco smoke, alcohol, aflatoxin - a food contaminant, and arsenic - a drinking water contaminant 3. Biological carcinogens, such as infections from certain viruses, bacteria, or parasites. According to the World Health Organization , WHO, Cancer is a leading cause of death worldwide, accounting for nearly 10 million deaths in 2020.  The 4 most common new cases of cancer in 2020 were ; 1. ...