If left untreated, it can sometimes cause serious and potentially life-threatening damage to the liver over many years.
However, with modern treatments it's often possible to cure the infection, and most people with it will have a normal life expectancy.
It's estimated around 215,000 people in the UK have hepatitis C.
You can become infected with it if you come into contact with the blood of an infected person.
You may feel a temptation to pull away from people you care about rather than risk them knowing.
Yet, keeping open and honest relationships is key to your well being.
When symptoms do occur, they can be mistaken for another condition.