Quick Answer: What Is The Rarest Disease In The World?

What is the most common disease in the world?

According to current statistics, hepatitis B is the most common infectious disease in the world, affecting some 2 billion people — that’s more than one-quarter of the world’s population..

What is considered a rare disease?

A rare disease is generally considered to be a disease that affects fewer than 200,000 people in the United States at any given time. There are more than 6,800 rare diseases. Altogether, rare diseases affect an estimated 25 million to 30 million Americans.

What are the 7000 rare diseases?

You can find a list of all the 7,000+ rare diseases on the Orphanet website.Fibrodysplasia ossificans progressiva. Prevalence: roughly 1 in 2,000,000. … Ehlers Danlos syndrome. Prevalence: Unknown. … Tyrosinemia type 1. Prevalence: Unknown. … Duchenne muscular dystrophy. … Cystic fibrosis. … NGLY-1 deficiency.

How many known diseases are there in the world?

The focus is really on rare diseases, but a credible case can be made that there are at least 10,000 diseases in the world, though there is likely more.

What is the biggest killer in the world?

ischaemic heart diseaseThe world’s biggest killer is ischaemic heart disease, responsible for 16% of the world’s total deaths. Since 2000, the largest increase in deaths has been for this disease, rising by more than 2 million to 8.9 million deaths in 2019.

Which disease has no cure?

cancer. dementia, including Alzheimer’s disease. advanced lung, heart, kidney and liver disease. stroke and other neurological diseases, including motor neurone disease and multiple sclerosis.