Wehealth®
A community of epidemiologists, clinicians, behavioral health specialists, researchers, and public health professionals who co-develop the tools their communities rely on.
Wehealth® brings together public health departments, epidemiologists, behavioral health and maternal health experts, environmental health professionals, emergency managers, academic researchers, and community health organizations to co-develop PHapp® — and to shape how trusted health information reaches every community.
ALERTS ISSUED
JAN 1 – DEC 31, 2025
COMMUNITIES SERVED
COUNTIES, TERRITORIES, NATIONS
ACTIVE RISKS & HAZARDS
WEATHER, DISEASE, SAFETY, AND MORE
For the Public: Stay Informed with PHapp®.
PHapp® is the free nationwide public health and safety app that keeps people informed, prepared, and protected.
PHapp® is powered by communities, mission over profit, free and private, and built to deliver trusted official information in 50+ languages with clear next steps.
For Public Agencies: PHapp® Is Free, and Built With You.
PHapp® is co-developed by the Wehealth® community — public health departments, emergency managers, researchers, and partners who shape every release through the Forum.
That's why it works in the real world. Review PHapp for your community, promote it to residents with free multilingual materials, and access your agency portal for engagement stats and reporting — all free forever, no contract required.
Explore PHapp® by practice area.
Communicable Disease & Epidemiology
Outbreak alerts, wastewater surveillance summaries, and respiratory illness trends — including measles, flu, and bird flu — framed for public communication.
Behavioral Health & Substance Use
Overdose awareness alerts, opioid resource referrals, and stigma-aware messaging that reaches people in crisis through their preferred channel.
Maternal, Child & Family Health
Heat safety alerts for pregnant women, infant health guidance, WIC-relevant outreach, and multilingual family health resources in 50+ languages.
Community Health & Chronic Disease
Multilingual outreach tools for CHWs reaching underserved populations, chronic disease guidance, and community-level engagement tracking.
Environmental Health
Extreme heat alerts with cooling center maps, air quality advisories, environmental hazard notices, and NWS heat risk integration.
Health Equity & Community Engagement
Multilingual outreach in 50+ languages, community health worker tools, and trusted messaging for underserved and hard-to-reach populations.
Wehealth® Forum
An expert community where epidemiologists, behavioral health professionals, maternal and child health specialists, environmental health practitioners, public health leaders, and researchers shape the platform they use every day.
Forum members influence the product roadmap with direct access to wireframes and feature previews, collaborate across disciplines and institutions on research projects, and help define how PHapp® communicates — covering outbreak alerts, behavioral health resources, environmental advisories, maternal and child health guidance, and chronic disease support.
Join the National Preparedness Campaign.
A year-round campaign for agencies across public health, behavioral health, environmental health, and emergency management.
Get ready-to-use multilingual materials covering the full range of hazards and health risks your community faces — extreme heat, disease outbreaks, overdose awareness, youth safety, and more — delivered through PHapp's free communication tools.
AI for Preparedness at University of Arizona Public Health and AI Summer School
Jun 16, 2025
Heat Warnings Made Actionable: PHapp's Community Approach
Jun 3, 2025
Frequently asked questions
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What is Wehealth®?
Wehealth® is a collaborative effort to improve preparedness and resilience through secure, transparent digital infrastructure for public health communication and coordination.
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Who joins the Wehealth® Forum?
Forum members include epidemiologists, public health officers, behavioral health professionals, maternal and child health specialists, environmental health practitioners, emergency managers, health equity advocates, academic researchers, and community health organizations. If your work touches public health communication or preparedness, there's a seat for you.
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What is PHapp®?
PHapp® is the free public-facing app powered by this infrastructure. It delivers verified public health and safety information in 50+ languages with clear action steps.
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What is the Portal?
The Portal is the operational side of the platform for public agencies, helping teams monitor conditions, coordinate responses, manage content, and review analytics and reporting.
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Can public agencies get started for free?
Yes. Agencies can start with free capabilities that help them review the platform, promote PHapp®, and begin using core tools before adding optional paid services.
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How do epidemiologists use PHapp®?
PHapp delivers disease outbreak alerts, wastewater surveillance summaries, and respiratory illness trend data — including measles, flu, bird flu, and COVID — framed for public communication. Epidemiologists on the Forum help shape how surveillance data is translated into trusted public guidance.
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How can researchers get involved?
Forum members include academic researchers from institutions across the country. Researchers gain access to engagement data, can propose research questions, collaborate with public health departments on studies, and contribute to the peer-reviewed understanding of how digital tools affect community health behavior.
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What does PHapp® offer public health leadership?
PHapp is free forever for agencies — no contracts, no procurement complexity. Leadership gets Portal access for constituent engagement analytics and reporting, can promote PHapp to residents with free multilingual materials, and can shape the platform's direction through the Wehealth® Forum.
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How does PHapp® support maternal and child health programs?
PHapp covers heat safety alerts for pregnant women and infants, lead exposure advisories, infant safe sleep guidance, and multilingual family health resources in 50+ languages — delivered through the channels families already use.
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How can I get involved?
You can use PHapp®, join the Wehealth® Forum, participate in the National Preparedness Campaign, or connect as an agency, research, or community partner.
Join the conversation.
The Wehealth® Forum is where epidemiologists, behavioral health specialists, public health leaders, and researchers help shape what PHapp® does next.