Cancer
To dream of the disease cancer represents emotional or situational decay. An area of your life that slowly eats away at your well-being, happiness, or power. It can also reflect feelings of hopelessness, restrictions, or fundamental flaws. Feeling that a situation can only get worse or will spread to other areas of your life if you don't start taking action. Feeling that a situation is hopeless or can only get worse. Feeling that something eating away are you.
Example situations that could encourage a dream about cancer may be a difficult illness, financial problems, or a relationship that stifles you.
Alternatively, cancer can also reflect real life situations were cancer is a real possibility or someone you know is living with it.
Example: A man dreamed of having cancer. In waking life he was very depressed about his life and felt that life couldn't only get worse for him.
Example 2: A man dreamed of having lung cancer. In waking life he was experiencing anxiety about his habit of smoking cigarettes giving him cancer if he didn't quit.
Example 3: A man dreamed of seeing cancerous smoke. In waking life he was worried about the economic crisis.
Example 4: A man dreamed about a cancer club for children where the children were beginning to feel hopeless. In waking life he felt that his life was only getting worse and people who had previously inspired him couldn't inspire him any more.
Example 5: A woman dreamed of seeing someone with cancer. In waking life she felt that her marriage was slowly deteriorating.
Example 6: A woman dreamed of having cancer. In waking life she was experiencing her mental health slowly deteriorating.