Usually those who do not have homes are called homeless, The lives of such homeless people are very opposite from those who have homes and places to sleep. Even if they want, they can have a little shelter and sleep in a good place. Poverty is one of the main reasons for their homelessness, They are thus living in a dirty environment for poverty. There are other reasons for being homeless, such as crime, fear, natural disasters, etc. They are completely different from all other people in the society, living in a messy environment that causes them many physical and mental problems regularly.