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Anxiety is one of the world’s most common health issues. How have treatments evolved over the last 70 years?

βœ‡Our World in Data
By: Hannah Ritchie Tuna Acisu
Anxiety affects at least hundreds of millions of people every year. What treatments are available, and how have they changed over time?<br><br><a href="https://ourworldindata.org/timeline-anxiety-medications"><img src="https://ourworldindata.org/cdn-cgi/imagedelivery/qLq-8BTgXU8yG0N6HnOy8g/9a86b91f-d6ca-44b9-389d-cced0aa44200/w=1024"/></a>

Bans on highly toxic pesticides could be an effective way to save lives from suicide

βœ‡Our World in Data
By: Hannah Ritchie
Pesticide poisoning is a common method of suicide in many low- to middle-income countries. Banning highly toxic pesticides and substituting them with less fatal ones can save lives.<br><br><a href="https://ourworldindata.org/pesticide-bans-suicide-prevention"><img src="https://ourworldindata.org/cdn-cgi/imagedelivery/qLq-8BTgXU8yG0N6HnOy8g/d8cbf8af-42ff-4bb4-7704-444383efb400/w=1024"/></a>

Global inequality is huge β€” but so is the opportunity for people in high-income countries to support poor people

βœ‡Our World in Data
By: Simon van Teutem Joe Hasell
People in high-income countries could dramatically improve lives worldwide with minimal financial commitment, yet few do.<br><br><a href="https://ourworldindata.org/global-inequality-opportunity-to-give"><img src="https://ourworldindata.org/cdn-cgi/imagedelivery/qLq-8BTgXU8yG0N6HnOy8g/4a07a4c2-8070-489b-cb46-62dc93a64700/w=1024"/></a>

$3 a day: A new poverty line has shifted the World Bank’s data on extreme poverty. What changed, and why?

βœ‡Our World in Data
By: Joe Hasell Bertha Rohenkohl Pablo Arriagada
In June 2025, the World Bank increased its extreme poverty estimates by 125 million people. This doesn’t mean the world has gotten poorer: it reflects a new, higher International Poverty Line of $3 a day, up from $2.15.<br><br><a href="https://ourworldindata.org/new-international-poverty-line-3-dollars-per-day"><img src="https://ourworldindata.org/cdn-cgi/imagedelivery/qLq-8BTgXU8yG0N6HnOy8g/43f2893b-21b1-42de-1908-2293e2516400/w=1024"/></a>

Death rates from cardiovascular disease have fallen dramatically β€”Β what were the breakthroughs behind this?

βœ‡Our World in Data
By: Saloni Dattani
Over a century of progress in surgery, drugs, prevention, and emergency response has driven down death rates from heart disease and stroke.<br><br><a href="https://ourworldindata.org/cardiovascular-deaths-decline"><img src="https://ourworldindata.org/cdn-cgi/imagedelivery/qLq-8BTgXU8yG0N6HnOy8g/7ca4974e-8cc8-4b46-a09f-a870c56c1600/w=1024"/></a>

The Demographic and Health Surveys brought crucial data for more than 90 countries β€” without them, we risk darkness

βœ‡Our World in Data
By: Saloni Dattani
Cuts to US aid could end the Demographic and Health Surveys. This would leave a massive gap in our understanding of global health, mortality, and development.<br><br><a href="https://ourworldindata.org/demographic-health-surveys-risk" target="_blank"><img src="https://ourworldindata.org/cdn-cgi/imagedelivery/qLq-8BTgXU8yG0N6HnOy8g/fd6c3b38-3997-4f3d-1051-b35ac4e0d000/w=1350"/></a>

How does the World Bank classify countries by income?

βœ‡Our World in Data
By: Bertha Rohenkohl Pablo Arriagada
The World Bank classifies countries into four income groups based on average income per person. This article explains how these groups are defined.<br><br><a href="https://ourworldindata.org/world-bank-income-groups-explained" target="_blank"><img src="https://ourworldindata.org/cdn-cgi/imagedelivery/qLq-8BTgXU8yG0N6HnOy8g/d4cdc240-17cd-4e8c-31e3-d1d197547600/w=1350"/></a>

There are now more than half a billion mobile money accounts in the world, mostly in Africa β€” here's why this matters

βœ‡Our World in Data
By: Simon van Teutem
Mobile money allows people without banks to securely transfer funds via text message, and its adoption is growing rapidly.<br><br><a href="https://ourworldindata.org/mobile-money-why-it-matters" target="_blank"><img src="https://ourworldindata.org/cdn-cgi/imagedelivery/qLq-8BTgXU8yG0N6HnOy8g/c18c6704-95a3-4757-6f5a-7036d5b86400/w=1350"/></a>

The end of tuberculosis that wasn’t

βœ‡Our World in Data
By: Hannah Ritchie Fiona Spooner
In the 1980s, many thought tuberculosis was on the path to elimination. In reality, more were dying from the disease than ever.<br><br><a href="https://ourworldindata.org/the-end-of-tuberculosis-that-wasnt" target="_blank"><img src="https://ourworldindata.org/cdn-cgi/imagedelivery/qLq-8BTgXU8yG0N6HnOy8g/b5aa8c82-2fc4-4e0a-cdf1-82d5aa6f9800/w=1350"/></a>
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