What Old Diseases Are Coming Back?

What is the oldest known disease?

Oldest infectious disease of humans.

Mycobacterium tuberculosis (MTB) may well be the oldest pathogen to haveinfected humankind.

Modern humans (or homo sapiens) emerged out of the “hominid” group almost two million years ago, and began wandering out of Africa about 70,000 years ago to populate the world..

What was the first pandemic?

The earliest recorded pandemic happened during the Peloponnesian War. After the disease passed through Libya, Ethiopia and Egypt, it crossed the Athenian walls as the Spartans laid siege. As much as two-thirds of the population died.

Can diseases go extinct?

For a disease to be eradicable it needs to be a disease you can “catch” from other humans or animals, that is it has to be infectious. Non-infectious diseases, such as heart disease or cancer, cannot be eradicated. Without an effective treatment against a disease there is no possibility of eradicating it.

Which disease is the biggest killer in the world?

The leading cause is cardiovascular disease at 31.59% of all deaths.

What diseases have been cured in the last 100 years?

4 diseases that have been eliminated in the United States in the last 100 yearsPolio, measles, and rubella, have all been eliminated in the United States.Smallpox has also been eradicated worldwide.Vaccines have been instrumental in the elimination of these illnesses.

What caused the resurgence of old diseases?

According to the CDC, these outbreaks were due to a combination of factors, including vaccine effectiveness, decreasing immunity after vaccination, and the intensity of virus exposure in close-contact settings coupled with behaviors that increase the risk of transmission.

Why is tuberculosis making a comeback?

Tuberculosis is making a comeback worldwide—and is quickly becoming drug-resistant. Tuberculosis (TB), a curable disease, is rearing its ugly head again, and because it’s becoming resistant to antibiotics, it’s rapidly emerging as a major global threat.

What are the 7 killer diseases?

The Top 10 Deadliest DiseasesCAD.Stroke.Respiratory illness.COPD.Cancers.Diabetes.Alzheimer’s disease.Diarrhea.More items…

What was the worst outbreak in history?

20 of the worst epidemics and pandemics in historyFlu pandemic: 1889-1890. … American polio epidemic: 1916. … Spanish Flu: 1918-1920. … Asian Flu: 1957-1958. … AIDS pandemic and epidemic: 1981-present day. … H1N1 Swine Flu pandemic: 2009-2010. … West African Ebola epidemic: 2014-2016. … Zika Virus epidemic: 2015-present day.More items…•

What disease has no cure?

Top 10 Mysterious DiseasesMysterious diseases. There are many sicknesses doctors can cure with the swish of a pen across prescription pad. … AIDS. Twenty-five years since it was first identified, there is still no cure for Acquired Immune Deficiency Syndrome. … Alzheimer’s Disease. … The Common Cold. … Avian Flu. … Pica. … Autoimmune Disorders. … Schizophrenia.More items…•

What disease have cures?

5 Diseases That May Be Cured Within Our LifetimeHIV/AIDS. The Human Immunodeficiency Virus, or HIV, was only discovered mere decades ago. … Alzheimer’s Disease. Alzheimer’s affects nearly 5.7 million Americans who struggle with varying stages of dementia. … Cancer. Cancer refers to the uncontrolled growth of abnormal cells in the body. … Cystic Fibrosis. … Heart Disease.

What disease no longer exists?

Two infectious diseases have successfully been eradicated: smallpox and rinderpest. There are also four ongoing programs, targeting poliomyelitis, yaws, dracunculiasis, and malaria.