Many people with cancer like to get mail because it shows that someone is going out of their way to support them. Sending a card does not put the person with cancer under any pressure to respond in person, but gets the simple message of 'Thinking of you' across to them. Keep in mind that you probably don't know the person's exact situation so it might be better to error on the side of neutrality.
Best Answer: According to a scientist at the Forest Reserve District in Illinois, The life span of an average adult housefly is from 20-30 days, and may even survive freezing weather if it stays indoors.
House Flies. There are more than 120,000 species of flies worldwide with about 18,000 found in North America. A female housefly can lay up to 600 eggs in her short lifetime. Most flies live an average of 21 days and take on various shapes throughout their short lives.