A female sex hormone produced mainly by the ovaries that helps mature and regulate the female reproductive system….

Energy in the form of waves or particles, including gamma rays, x-rays and ultraviolet (UV) rays. This energy is harmful to cells and is used in radiation therapy to destroy cancer cells.

The process of glandular cells undergoing changes to become squamous cells….

A type of cancer that begins in the squamous cells. Squamous cells are found in several place in the body, including the top layer (epidermis) of the skin, in the main airways of the lungs, and in the cervix….

Cancer starts when cells begin to grow out of control. Cells in nearly any part of the body can become cancer, and can spread to other areas of the body. To learn more about how all cancers start and spread,…

Breast cancer cells that have a receptor protein to which progesterone will attach. Breast cancer cells that are PR+ depend on the hormone progesterone to grow….

Chemical messengers in the body that send information between cells and control the actions of certain cells and organs.

…but can occur anywhere on the body. Skin has several layers. Skin cancer begins in the epidermis (outer layer), which is made up of squamous cells, basal cells, and melanocytes. There are several different types of skin cancer. Squamous cell…

Breast cancer cells that have a receptor protein to which oestrogen will attach. Breast cancer cells that are ER+ depend on the hormone oestrogen to grow….

A small dark spot on the skin that arises from skin cells called melanocytes. Also called a mole….