Why do people get cold sores?

Herpes

Introduction Cold sores also known as fever blisters are usually caused by the herpes simplex virus type 1 (HSV-1). In most cases the virus is passed on in early childhood – for example, when a family member or friend kisses a child with a cold sore which can last for a lifetime. … Read more

How does the immune system work?

How does the immune system work

A human body is the best creation of Mother Nature. It is able to reproduce, think, imagine, envision, dream, multi-task, and outperform any other creature on the planet. One of the amazing features it possesses is the immune system. As it is evident from the term itself, the immune system is responsible … Read more