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How COVID-19 Created a ‘Watershed’ Moment for Wastewater Surveillance
Wastewater surveillance can alert researchers to potential COVID outbreaks, often detecting cases before symptoms arise. This tool may have the potential to track other disease outbreaks as well.



A Prescription for PrEP Uptake



Arturo Casadevall Elected to National Academy of Sciences
Public Health Through the Lens of Justice
The new issue of Hopkins Bloomberg Public Health looks at public health through the lens of justice, illuminating efforts to break down fundamental barriers to health. Plus: the health risks of beauty salons, a practical guide for talking to vaccine-hesitant parents, and the age of antivirals.

Public Health On Call
An award-winning podcast covering the latest on COVID as well as other urgent public health issues including racism, gun violence, mental health, climate change, and overdose.

The Vulnerability of Health Care in Conflict: Ukraine and Beyond
Public health leaders are providing context and calling for action in response to the violence against hospitals, medical personnel, and other health care workers in ongoing conflicts in Ukraine, Myanmar, Tigray, and elsewhere.

Videos
How Do mRNA Vaccines Work? Here's What You Should Know
Messenger RNA—or mRNA—vaccines have been in development for decades, and are now approved for use against COVID-19.
Here's how they work and what you should know about them.
What is Alzheimer's Disease and Why Does it Happen? What Can You Do to Take Preventive Measures?
Affecting about 44 million people globally, Alzheimer's disease is the most common cause of dementia. It could begin progressing 20 years or more before symptoms become apparent.
Though we're still learning about this disease, experts believe there are things you can do to be proactive about your brain health—and potentially prevent Alzheimer's or other forms of dementia.
In the News
US death toll from COVID-19 reaches 1 million
President Joe Biden is set to address world leaders at a virtual summit on ways to combat the pandemic as the U.S. reaches the long-dreaded milestone.
What We've Learned — and Failed to Learn — from a Million COVID Deaths
As the nation approaches a grim milestone, public and political will to do much about the disease has faded. But absent health measures, the devastation could have been far worse.
A pandemic legacy of grief, anger and frustration
COVID-19 has surpassed the U.S. death toll of the 1918 influenza outbreak by a third, and it’s still killing hundreds each day.