Quick Answer: What Is The Most Scariest Disease?

How long did the 1918 flu last?

While the global pandemic lasted for two years, a significant number of deaths were packed into three especially cruel months in the fall of 1918..

What is the most harmful disease?

Read on to see the top 10 diseases causing the most deaths worldwide, according to the World Health Organization (WHO) .Chronic obstructive pulmonary disease. … Trachea, bronchus, and lung cancers. … Diabetes mellitus. … Alzheimer’s disease and other dementias. … Dehydration due to diarrheal diseases. … Tuberculosis. … Cirrhosis.More items…

What was the largest pandemic in history?

The most fatal pandemic in recorded history was the Black Death (also known as The Plague), which killed an estimated 75–200 million people in the 14th century. The term was not used yet but was for later pandemics including the 1918 influenza pandemic (Spanish flu). Current pandemics include COVID-19 and HIV/AIDS.

What is the most rarest virus?

Hutchinson-Gilford Progeria The first of the rarest disease in world is Hutchinson-Gilford progeria, which is usually known simply as progeria. Progeria is a genetic condition that occurs as a new mutation which is characterized by the dramatic appearance, quick aging in childhood.

What is the deadliest animal?

Comparative listSource: CNETAnimalHumans killed per year1Mosquitoes1,000,0002Humans (murder only)475,0003Snakes50,0004 more rows

What disease spreads easily?

Contagious diseases (such as the flu, colds, or strep throat) spread from person to person in several ways. One way is through direct physical contact, like touching or kissing a person who has the infection. Another way is when an infectious microbe travels through the air after someone nearby sneezes or coughs.

What diseases are caused by viruses?

Viruses cause familiar infectious diseases such as the common cold, flu and warts. They also cause severe illnesses such as HIV/AIDS, smallpox, and Ebola. Viruses are like hijackers. They invade living, normal cells and use those cells to multiply and produce other viruses like themselves.

Where did Ebola originate from?

Ebola virus was first discovered in 1976 near the Ebola River in what is now the Democratic Republic of Congo. Since then, the virus has been infecting people from time to time, leading to outbreaks in several African countries. Scientists do not know where Ebola virus comes from.

When did the Black Death End?

1346 – 1353Black Death/Periods

What Big Cat has the highest kill rate?

But she weighs the same as a bag of sugar and looks like your average domestic tabby cat. Who knew something so cute could be so deadly? The black-footed cat is out hunting for prey every night, and 60% of her hunts are successful – the highest hit rate of any wild cat.

How do snails kill people?

Life habits. Cone snails are carnivorous and predatory. … Because cone snails are slow-moving, they use a venomous harpoon (called a toxoglossan radula) to capture faster-moving prey, such as fish. The venom of a few larger species, especially the piscivorous ones, is powerful enough to kill a human being.

Which is the most fast spreading disease?

Dengue is the world’s fastest-spreading tropical illness, and with accelerating climate change, is appearing in nontropical areas once free from it, including the southern U.S. By 2080, scientists predict the sickness could affect 2 billion people worldwide.

What was the deadliest pandemic in history?

In 1918, a strain of influenza known as Spanish flu caused a global pandemic, spreading rapidly and killing indiscriminately. Young, old, sick and otherwise-healthy people all became infected, and at least 10% of patients died.

What has killed the most humans in history?

Wars and armed conflicts with highest estimated death tolls of 100,000 or moreEventLowest estimateGeometric mean estimateWorld War II60,000,00084,269,920Three Kingdoms36,000,00037,947,332Mongol conquests30,000,00034,641,016European colonization of the Americas8,400,00034,047,02648 more rows