Meningitis is a potentially life-threatening infection of the brain and spinal cord membranes, caused by bacteria or viruses, most commonly affecting young people and can cause blood poisoning
Necrotizing fasciitis is a severe bacterial skin infection that rapidly spreads through soft tissue, causing fatalities in 30-40% of cases, often requiring amputation of affected body parts to contain the spread.
A stroke occurs when blood flow to the brain is interrupted due to a clot or burst blood vessel, causing oxygen deprivation to brain tissue, and while recovery may be possible, a massive stroke can result in death within two hours.
Cholera, caused by contaminated food or water, is an acute diarrheal disease that can be fatal within hours if left untreated, and continues to pose a global public health threat, causing 21,000 to 143,000 deaths annually.
Plague, caused by Yersinia pestis bacteria and transmitted by fleas from rats to humans, can be fatal if untreated, with pneumonic plague leading to death within 18-24 hours, but early antibiotics can cure it,
Ebola is a viral disease that causes bleeding from internal organs and body orifices, with outbreaks occurring in African countries and reported fatality rates ranging from 50-90%, and victims can die within hours of symptom onset.
Dengue, a viral infection transmitted by mosquitoes, can progress to a potentially lethal hemorrhagic form that destroys blood platelets, leading to internal bleeding, shock, and death within hours.