Smoking is the biggest cause of cancer in the world. Smoking causes the majority of lung cancers - both in smokers and in people exposed to secondhand smoke
Smoking is injurious to health, we all know very well and we ignore it very easily. But this is serious its not only dangerous for smoker but also affect to his family and environment.Know more about risk and causes of smoking.
In this article, you will get information related to the lump behind ear and its causes and also you will get details about when you need to go to the doctor.