Sellers all over the country and encouraging people to support the Irish Cancer Society
40,000 people will get cancer this year in Ireland.
The Irish Cancer Society says the number of cases is increasing, and one in three of us will experience cancer in our lifetime.
Today is Daffodil Day, which, over the last 20 years, has raised over €63m for the charity.
Dr Robert O'Connor is head of research with the Irish Cancer Society. He's urging people to support Daffodil Day so that vital research to find a cure can continue: