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Want to know what’s new in poo? Follow our weekly blog to read the latest on global efforts to defeat diarrheal disease.

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A woman sits outside smiling and clapping hands with a young boy, while two other children standing nearby also clap and smile. The background shows a brick building under construction.
Dec 02, 2025

15 years with DefeatDD

PATH's Hope Randall looks back on 15 years of DefeatDD.
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A conference room with people seated and a presenter on stage. Large screens display “Fifteenth International Rotavirus Symposium, 29 November–1 December 2023, Cape Town, South Africa” with event logos and blue decorative graphics.
Oct 14, 2025

Seven takeaways from the Fifteenth International Rotavirus Symposium

Two decades ago, the first rotavirus vaccines were introduced, marking a pivotal step to prevent deaths from diarrhea in young children. At the fifteenth International Rotavirus Symposium, held this month in Cape Town, South Africa, speakers and atte...
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A man fills a water container from an outdoor faucet.
Sep 24, 2025

Progress worth celebrating and building upon in water, sanitation, and hygiene access

When it comes to preventing diarrheal diseases, access water, sanitation, and hygiene (WASH) is not just important, it’s transformative.
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A grayscale microscopic image showing an irregularly shaped, semi-transparent cell with protruding edges and varying dark and light areas within its structure, representing mini guts grown in the lab to help treat norovirus.
Sep 03, 2025

Mini guts, a major breakthrough in norovirus research

“Mini guts,” created from a series of biopsies of small intestinal tissue, are helping researchers explore new ways to prevent norovirus.
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A person uses a laptop displaying a colorful world map with data overlays, pop-up information box, and filter options on the left side of the screen. The screen shows the Plan-EO dashboard, which uses big data to track diarrheal disease indicators.
Aug 20, 2025

Q&A: How Plan-EO’s interdisciplinary team is using big data to tackle diarrheal disease

Each year, hundreds of thousands of babies and young children die from diarrhea worldwide. It’s one of the leading causes of preventable child deaths, yet one that is often overlooked—and the risks are growing as climate change shifts disease pat...
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A healthcare worker in Kenya wearing a white coat gives an oral vaccine to a baby held by a woman in a black polka-dot dress, inside a clinic with a blue patterned curtain in the background.
Aug 14, 2025

In Kenya, a decade of rotavirus vaccination translates to a drop in childhood mortality

Vaccines for rotavirus are leading to fewer hospitalizations and boosting confidence in immunization.
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A healthcare worker in Afghanistan assists a woman in a purple headscarf who is breastfeeding her baby in a clinic room with health posters and educational materials on display.
Aug 06, 2025

Rotavirus vaccination in Afghanistan: Evidence of impact amid fragility

In fragile settings, ensuring vaccine access for the most vulnerable is not just moral imperative, it is a strategic public health priority.
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A woman holds a baby wearing an orange knit hat while another person feeds the baby oral rehydration solution (ORS) with a spoon, inside a bright indoor setting.
Jul 29, 2025

Salt, sugar, and science: Celebrating World ORS Day

On World ORS Day, we celebrate the impact of this lifesaving treatment and one of the innovators who discovered it.
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Digital illustration of purple, rod-shaped C. Difficile bacteria with thin, wavy filaments against a dark blue background. The image highlights the bacteria’s texture and surface details.
Jul 23, 2025

A “butt vaccine” against C. diff-associated diarrhea

A few years ago, I learned a family secret: my grandma was enduring a years-long battle with diarrhea. Sometimes she would get it for weeks, only to be cured with antibiotics, before getting diarrhea again and continuing the cycle. As a teenager and ...
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Digital graphic with a playlist titled “#VAXTRACKS” by DefeatDD, featuring a pattern of syringes on a blue background, music controls, and hashtags #VAXTRACKS and #DEFEATDD.
Jul 15, 2025

Celebrating vaccines’ greatest hits

Now more than ever, we can’t afford to hit rewind on the progress we’ve made for child health.
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