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Historically, plague was responsible for widespread pandemics with high mortality. It was known as the "Black Death" during the fourteenth century, causing more than 50 million deaths in Europe. Nowadays, plague is easily treated with antibiotics and the use of standard precautions to prevent acquiring infection. Signs and symptoms
People infected with plague usually develop influenza-like symptoms after an incubation period of 3–7 days. Symptoms include fever, chills, aches, weakness, vomiting and nausea. There are 3 main forms of plague. Bubonic plague is the most common and is caused by the bite of an infected flea.
Plague is an infectious disease found in some small mammals and their fleas. People can contract plague if they are in bitten by infected fleas, and develop the bubonic form of plague. Sometimes bubonic plague progresses to pneumonic plague, when the bacteria reaches the lungs. Person-to-person transmission is possible through the inhalation of ...
Common symptoms of mpox are a skin rash or mucosal lesions which can last 2–4 weeks accompanied by fever, headache, muscle aches, back pain, low energy and swollen lymph nodes. Mpox can be transmitted through close contact with someone who has mpox, with contaminated materials, or with infected animals.
Marburg virus disease. Marburg virus disease is a highly virulent disease that causes haemorrhagic fever, with a fatality ratio of up to 88%. It is in the same family as the virus that causes Ebola virus disease. Two large outbreaks that occurred simultaneously in Marburg and Frankfurt in Germany, and in Belgrade, Serbia, in 1967, led to the ...
Most people with dengue have mild or no symptoms and will get better in 1–2 weeks. Rarely, dengue can be severe and lead to death. If symptoms occur, they usually begin 4–10 days after infection and last for 2–7 days. Symptoms may include: high fever (40°C/104°F) severe headache. pain behind the eyes.
Schistosomiasis is an acute and chronic parasitic disease caused by blood flukes (trematode worms) of the genus Schistosoma. Estimates show that at least 251.4 million people required preventive treatment in 2021. Preventive treatment, which should be repeated over a number of years, will reduce and prevent morbidity.
Overview. Ebola virus disease (EVD or Ebola) is a rare but severe illness in humans. It is often fatal. People get infected with Ebola by touching: infected animals when preparing, cooking or eating them. body fluids of an infected person such as saliva, urine, faeces or semen.
Overview. Malaria is a life-threatening disease spread to humans by some types of mosquitoes. It is mostly found in tropical countries. It is preventable and curable. The infection is caused by a parasite and does not spread from person to person. Symptoms can be mild or life-threatening. Mild symptoms are fever, chills and headache.
More than 700 000 people die due to suicide every year. Suicide is the fourth leading cause of death in 15–29-year-olds. Although there are known, effective treatments for mental disorders, more than 75% of people in low- and middle-income countries receive no treatment (3). Barriers to effective care include a lack of investment in mental ...