Climate change disease risks concern a slim majority of Americans
Core finding
In a Verasight survey of 1,000 U.S. adults conducted Nov. 14 to 20, 2025, 54% of Americans said they are at least somewhat concerned that climate change could increase their own risk of getting an infectious disease like Lyme disease or West Nile virus. This includes 18% who said very concerned and 36% who said somewhat concerned.
About half said they are not concerned (46%), with 24% who said not too concerned and 22% who said not at all concerned.
Topline scale
54% of Americans are at least somewhat concerned that climate change could raise their infectious-disease risk.
How concerned are you that climate change could increase your own risk of getting an infectious disease, like Lyme disease or West Nile virus?
n = 1,000 · Nov 14–20, 2025 · MoE ±3.2%
Methodology
Full methodology →| Mode | Verasight panel recruited via random address-based sampling, random person-to-person text messaging, and dynamic online targeting |
|---|---|
| Population | US adults age 18+ |
| Field dates | Nov 14–20, 2025 |
| Base (unweighted) | 1,000 |
| Margin of error | ±3.2% |
| Module | Module 1 |
| Sponsor | Verasight |
| Weight variable | weight |
| Weighting targets | age, race/ethnicity, sex, income, education, region, metropolitan status |
Sources
- reports.verasight.io/r/verasight-apha-2025
How concerned are you that climate change could increase your own risk of getting an infectious disease, like Lyme disease or West Nile virus?
Cite this question
Verasight APHA Omnibus Survey #2025-148, fielded November 14-20, 2025, N=1,000 US adults age 18+, +/- 3.2%.