Mosquito-borne diseases are rising across the United States. According to Dr. Erin Staples, a CDC expert on insect-borne diseases, “These findings serve as an important reminder that mosquito season is well underway.”
Why Mosquito Activity Increases During Summer
Mosquito populations surge during the summer months.

This biological shift increases the risk of human exposure to viruses.
How to Effectively Prevent Mosquito Bites
Public health officials emphasize that the most effective way to prevent illness is to stop bites before they happen. The CDC recommends a multi-layered approach to protection:
- Use EPA-registered repellents: Choose products containing active ingredients like DEET, picaridin, IR3535, or oil of lemon eucalyptus. These have been evaluated for safety and effectiveness.
- Wear protective clothing: When outdoors, wear long-sleeved shirts and long pants to minimize exposed skin.
- Eliminate standing water: Mosquitoes lay eggs in stagnant water. Regularly empty birdbaths, flowerpots, buckets, and clogged gutters around your home.
- Maintain physical barriers: Ensure window and door screens are in good repair to keep mosquitoes out of living spaces.
Understanding the Risk of Mosquito-Borne Viruses
The risk level for contracting a mosquito-borne illness varies by geography and season.
Frequently Asked Questions
Does the time of day affect mosquito activity?
Yes. Different mosquito species have different feeding habits.
Are natural repellents as effective as DEET?
The CDC recommends using products with active ingredients that are EPA-registered because they have undergone rigorous testing. While some plant-based oils may provide temporary relief, they typically do not provide the same duration of protection as DEET or picaridin.
What should I do if I suspect a mosquito-borne illness?
If you experience high fever, severe headache, neck stiffness, or confusion after being bitten by a mosquito, contact a healthcare provider immediately. Early medical assessment is critical, especially for vulnerable populations such as the elderly or those with weakened immune systems.
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