@DM
UV rays Viking ----> Cod ----> Existence Poles are very hostile to human life especially in older times when there were no comforts. Winters are longer and colder but also they are dark at poles. As humans migrated across Europe, a strange illness emerged especially affected the children. They were born with soft and deformed bones. Some died, but those who survived had to live with the deformed bones. This condition become known as **RICKETS** in children and…