World's Deadliest Diseases

World's Deadliest Diseases

7 Diseases Impacting Human History

Finally

Ebola

Cholera

Spanish Flu

God and Disease

Acute Intestinal Infection

Deadly Outbreaks

What next?

Severe Pandemic

• The bible talks about diseases in Exodus 15: 26
• Leprosy was perhaps the most feared of diseases and was relatively common through the ancient meditetranean

The 7 examples of the disease outbreaks impacted the human history and changed the way we live

These were reduced by vaccine and improved living conditions

Mathew 24: 3-8, is warning all of us about the signs of the second comming of the Lord to be watchful.

To be healthy is a personal and collective responsibility.

• Ebola, caused by the Ebola filovirus, resulted in the deadliest outbreak from 2013 to 2016, claiming over 11,000 lives in West Africa.
• There are five types of Ebola virus, four of which are known to cause human disease.
• The Bat is suspected to be the natural reservoir of the virus.
• Humans contract the disease through direct contact with vomit, infected body fluids, or contaminated objects such as needles and syringes.
• fever, sore throat, severe headaches, diarrhoea, vomiting, muscle pain and weakness, decreased liver and kidney function, bleeding and bruising (both internally and externally)

• Cholera, caused by Vibrio Cholera bacteria, leads to severe dehydration and affects millions annually, particularly in low-income countries.
• The illness is marked byprofuse cramping, vomiting, and watery diarrhoea, leading to rapid dehydration.
• If left untreated, the symptoms turn so severe that patients usually die within hours.
• In the twenty-first century, the illness continues to affect approximately 2.9 million people per year, resulting in 95,000 deaths worldwide, mostly in low- and middle-income countries due to poverty.

• Influenza or flu is a contagious respiratory disease caused by variants of Influenza viruses.
• The 1918 Spanish flu, caused by the H1N1 virus, claimed around 50 million lives globally, mostly young adults.
• Humans are host to several types of Influenza viruses, but pandemics occur only when a new strain is transmitted to humans by other animals, such as pigs, ducks, or chickens.
• Fever, runny nose, sore throat, body ache, headache, coughing, watery red eyes, tiredness

Smallpox

HIV/AIDS

Bubonic Plague

Coronavirus

COVID-19 Pandemic

Historical Significance

Devastating Impact

Global Impact

cont

However, severe symptoms may be seen in those with other health problems such as diabetes, cardiovascular diseases, etc.

• Smallpox, a contagious viral infection caused by the variola virus, has been one of the most widespread causes of human death for centuries.
• Smallpox, once widespread and deadly, killed around 300 million people in the 20th century alone before being eradicated through vaccination.
• Variola major and variola minor were the two types of Smallpox virus, with variola

major being the severe form.

• People who had Smallpox usually had the following symptoms; fever, vomiting,
• skin rashes, fluid-filled bumps

• HIV/AIDS, a fatal disease since 1981, remains a major health concern with over 38 million cases worldwide, predominantly in Sub-Saharan Africa.
• HIV can be transmitted through unprotected sexual contact, intravenous drug use, infected blood transfusion, shared use of injectors, from mother-to-child transmission during pregnancy, childbirth, and breastfeeding.
• The virus destroys a type of white blood cell essential to a functioning immune system.

• The COVID-19 pandemic, caused by the novel SARS-CoV-2 virus, has led to approximately 6.5 million deaths worldwide by mid-October 2022.
• People contract COVID-19 when they inhale virus-containing droplets/aerosols and tiny airborne particles expelled by infected people while coughing, sneezing, or speaking.
• fever, loss of smell, and tiredness.

• Bubonic Plague is a potentially fatal infectious disease caused by the bacterium, Yersinia pestis.
• The Black Death killed over 25 million people in the 14th century, leading to the adoption of quarantine measures for public health safety. A 3rd of Europe's population was wiped out.
• Sudden fever, Headache, Chills, Weakness, Swollen, painful lymph nodes or buboes
• Lung infections, vomiting of blood, scattered black spots
• - Seek prompt medical treatment
• - Administer intensive antibiotic treatment
• - Follow healthcare provider's instructions