While each rare disease impacts fewer than 30,000 people, as a group, rare diseases are not uncommon. When taken together, they affect a large amount of people.
Scale of rare diseases
75 per cent of rare diseases affect children.
Types of rare diseases
Over 6,000 rare diseases have been identified including childhood cancers.
Why invest more in research now?
Over recent years, rare diseases have been recognised as a considerable global health burden.