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Mosquito Borne Diseases

All articles tagged with #mosquito borne diseases

Tiny, Deadly Bites: Mosquitoes Claim 700,000 Lives Each Year
health15 days ago

Tiny, Deadly Bites: Mosquitoes Claim 700,000 Lives Each Year

Globally, mosquitoes kill more than 700,000 people annually by spreading diseases such as malaria, dengue, West Nile virus, yellow fever, and Japanese encephalitis; malaria alone accounts for over 600,000 deaths each year, mainly in sub-Saharan Africa. Dengue infects about 400 million people annually with roughly 21,000 deaths. In the U.S., malaria has reemerged with locally acquired cases in 2023, while dengue cases surged in 2024 (up 359% above the 2010–2023 average) and West Nile virus reached a 22-year high. Vaccines exist for several of these diseases, but only a small fraction of the thousands of mosquito species transmit pathogens; most mosquitoes are harmless.

World Cup 2026: Crowded Venues Spark Global Health Vigilance
health2 months ago

World Cup 2026: Crowded Venues Spark Global Health Vigilance

As the 2026 World Cup draws millions to 16 host cities across the U.S., Canada, and Mexico, public health experts warn that global mixing in crowded stadiums, airports, bars, and transit could boost transmission of infectious diseases. Ebola remains unlikely but worrisome due to a Bundibugyo strain outbreak; more probable threats are respiratory infections like measles, flu, and COVID-19, with measles outbreaks already rising in the U.S., Canada, and Mexico. Mosquito-borne diseases (dengue, yellow fever, other arboviruses) and rarer infections (mpox, avian influenza concerns) add further risk, especially in summer. Public health authorities are increasing surveillance and preparedness, urging up-to-date vaccinations, safe sex, mosquito precautions, and staying home when sick to mitigate spread.

Blockade-Driven Trash Crisis Threatens Havana's Health
world3 months ago

Blockade-Driven Trash Crisis Threatens Havana's Health

The US blockade has slashed fuel and crippled Havana's waste collection, forcing open-air burning of rubbish and creating toxic smoke, flies and disease risks (notably chikungunya and hepatitis). Doctors warn of worsening public health as the city relies on limited incineration points and a massive landfill, with a new recycling drive and other measures attempting to avert a broader crisis.

Chikungunya's Expanding Reach: Underestimated Health and Economic Burden
health1 year ago

Chikungunya's Expanding Reach: Underestimated Health and Economic Burden

Chikungunya, a mosquito-borne disease, has expanded into new regions due to globalization, urbanization, and climate change, causing significant health and economic impacts. From 2011 to 2020, it affected millions and incurred nearly $50 billion in costs across 110 countries, with Latin America and the Caribbean being the hardest hit. The disease, which can lead to chronic joint pain and other severe health issues, resulted in an estimated 1.95 million disability-adjusted life years lost. The study highlights the need for better resource allocation to protect vulnerable populations.

Climate Change Fuels Surge in Dengue Cases Across the US
health1 year ago

Climate Change Fuels Surge in Dengue Cases Across the US

A new study links climate change to nearly 20% of global dengue cases, predicting a potential 60% increase by 2050 if global warming continues unmitigated. Rising temperatures enhance mosquito reproduction, facilitating the spread of dengue, particularly in regions like Peru, Mexico, and Brazil. While the U.S. wasn't included in the study, increasing local cases suggest climate change is making the country more susceptible to dengue. Reducing carbon emissions could mitigate this trend, highlighting the need for enhanced public health measures.

Maine Reports First EEE Case in a Decade, CDC Confirms
health1 year ago

Maine Reports First EEE Case in a Decade, CDC Confirms

Maine has reported its first human case of Eastern Equine Encephalitis (EEE) since 2015, involving a Penobscot County resident who remains hospitalized. The Maine CDC is awaiting confirmation from the U.S. CDC. This year, Maine has also seen two human cases of West Nile virus, with one locally contracted. EEE and other mosquito-borne viruses like West Nile and Jamestown Canyon are spread through mosquito bites, not human-to-human contact. Health officials urge vigilance for symptoms, as severe cases can lead to encephalitis and meningitis.

Rare Mosquito-Borne Diseases Detected in Onondaga County
health2 years ago

Rare Mosquito-Borne Diseases Detected in Onondaga County

The Onondaga County Health Department has confirmed the presence of two rare mosquito-borne diseases, Jamestown Canyon Virus (JCV) and Flanders Virus (FLAV), in local mosquitoes. While JCV can cause symptoms ranging from mild flu-like symptoms to severe encephalitis, FLAV has not been known to cause disease in humans but may indicate potential West Nile Virus transmission. The Health Department advises the public to take precautions against mosquito bites and will continue monitoring and reporting on these viruses.

"Jamestown Canyon Virus Detected in Mosquitoes Across Multiple Regions"
health2 years ago

"Jamestown Canyon Virus Detected in Mosquitoes Across Multiple Regions"

A mosquito in Kent County, Michigan, has tested positive for the Jamestown Canyon virus (JCV), a potentially serious mosquito-borne disease. The Kent County Health Department advises residents to take precautions such as using DEET-based repellents, wearing long sleeves, and eliminating standing water to prevent mosquito bites. No human cases have been reported this summer, but several mosquitoes and animals have tested positive for JCV and West Nile virus in the state.