2024 is expected to be a year of high mosquito activity in North America. With climate changes affecting the patterns and behaviors of mosquitoes, experts predict a rise in severe mosquito-borne illnesses that could pose a significant danger to the health and well-being of North Americans.
With the summer of 2024 ahead of us, the warmer weather can lead to a higher occurrence of mosquito and tick activity. On top of that, in many regions, due to the mild winter this year, tick populations are already showing up in greater numbers than earlier in the season.
As of 23 January 2025, dengue circulation has been reported in Africa, America, and South-East Asia. In 2024, over 14 million dengue cases and over 10 000 dengue-related deaths were reported globally.
Dengue viruses are spread by the bites of infected Aedes species mosquitoes. In the United States, public health authorities in Puerto Rico and US Virgin Islands have declared dengue outbreaks. Local transmission of dengue has also been reported in 2024 in California, Florida, and Texas.
Periodical cicadas will emerge in 2024. Here's what you need to know about these buzzing bugs. Periodical cicadas aren't present every spring, but when they do emerge, they come in loud, buzzing hordes. This year, trillions of these beady-eyed bugs are expected to appear in several U.S. states.
From late 2023-2024, outbreaks of Oropouche virus disease (Oropouche) have been reported in several countries in South America and the Caribbean. Travel-associated cases among U.S. residents have been reported, but local transmission has not been detected in the United States.
In 2024 concerns arose about possible complications of Oropouche virus infection including two deaths in previously healthy infected adults, and of possible negative outcomes of infection during pregnancy with associated fetal death, miscarriage, and microcephaly in newborns, that requires further investigation and ...
The most common symptoms of chikungunya are fever and joint pain. Other symptoms can include headache, muscle pain, joint swelling, or rash.
The least mosquito-prone states are mainly out West or in some of the Northern states including Michigan, Nevada, Washington, and Oregon.
States with the most mosquitoes
California. Texas. Florida. Georgia.
Many birds will eat mosquitoes. The more important among these are purple martins, swallows, waterfowl (geese, terns, ducks) and migratory songbirds. Bird predators usually eat both the adult and aquatic stages of mosquitoes.
Research shows “higher global average temperatures are making wider geographic areas more suitable for transmission” of dengue, malaria and other mosquito-borne diseases, according to the U.N. Intergovernmental Panel on Climate Change. The United States records about 3,200 dengue cases and 2,000 malaria cases per year.
From Aug. 1, 2024 to Jan. 15 2025, there were 1,078 norovirus outbreaks reported by the 14 states participating in the CDC's NoroSTAT surveillance program. During the same period in 2023, 557 norovirus outbreaks were reported from these states.
Avian influenza overview March–June 2024.
“So far, the total number of norovirus outbreaks for the 2024–2025 seasonal year is above the range reported during the 2012–2020 and 2021–2024 seasonal years.”
The only way to differentiate between a dengue mosquito bite and a normal mosquito bite is that that a dengue mosquito bite is much redder and itchy compared to a normal mosquito bite.
No specific treatment for dengue fever exists. While recovering from dengue fever, drink plenty of fluids. Call your doctor right away if you have any of the following signs and symptoms of dehydration: Decreased urination.
Aedes aegypti is a daytime feeder: The peak biting periods are early in the morning and in the evening before dusk. Hence, a person can get bitten at home or at work. Dengue cannot be spread directly from person to person. However, a person infected and suffering from dengue fever can infect other mosquitoes.
One batch of mosquitoes, collected on June 5, 2024, from an NSMAD trap in Northfield, tested positive for West Nile virus in our lab on June 11. Please click here to see the most current test results.
If you are suddenly hearing a lot about respiratory syncytial virus (RSV), it is because the virus has come earlier and hit harder than in most years, and is currently surging and straining children's hospitals across the US …