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Before yesterdayOur World in Data

Medicine and Biotechnology

βœ‡Our World in Data
By: Tuna Acisu Saloni Dattani Fiona Spooner Veronika Samborska Hannah Ritchie Max Roser
15 December 2025 at 00:00
Innovations in medicines and biotechnology have increased life expectancy and saved many lives. Explore how this happened, and how more progress can be made.<br><br><a href="https://ourworldindata.org/medicine-biotech"><img src="https://ourworldindata.org/cdn-cgi/imagedelivery/qLq-8BTgXU8yG0N6HnOy8g/9616ed87-e2c7-4b41-ef80-7ac6d428c800/w=1024"/></a>

The end of progress against extreme poverty?

βœ‡Our World in Data
By: Max Roser
17 November 2025 at 00:00
In the last three decades, the world has made progress against extreme poverty faster than ever before. But unless the poorest economies start growing, this period of progress against the worst form of poverty is over.<br><br><a href="https://ourworldindata.org/end-progress-extreme-poverty"><img src="https://ourworldindata.org/cdn-cgi/imagedelivery/qLq-8BTgXU8yG0N6HnOy8g/baec824b-408e-4d76-5e06-3817b5b0b600/w=1024"/></a>

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
10 November 2025 at 00:00
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>

Introducing our new, more powerful search

βœ‡Our World in Data
By: Matthieu Bergel Sophia Mersmann Marwa Boukarim Martin RačÑk Joe Hasell Charlie Giattino
6 November 2025 at 00:00
Finding what you’re looking for, or discovering something new, has never been easier.<br><br><a href="https://ourworldindata.org/introducing-new-search"><img src="https://ourworldindata.org/cdn-cgi/imagedelivery/qLq-8BTgXU8yG0N6HnOy8g/31f2adef-3472-48f6-1dfc-e04a61045f00/w=1024"/></a>

Resource use matters, but material footprints are a poor way to measure it

βœ‡Our World in Data
By: Hannah Ritchie
20 October 2025 at 00:00
Adding up the weight of very different materials doesn’t tell us about their scarcity, environmental, or socioeconomic impacts.<br><br><a href="https://ourworldindata.org/material-footprint-limitations"><img src="https://ourworldindata.org/cdn-cgi/imagedelivery/qLq-8BTgXU8yG0N6HnOy8g/920609d4-e819-4a82-d01a-821ca39f4a00/w=1024"/></a>

Foreign aid from the United States saved millions of lives each year

βœ‡Our World in Data
By: Simon van Teutem Hannah Ritchie
29 September 2025 at 00:00
For decades, these aid programs received bipartisan support and made a difference. Cutting them will cost lives.<br><br><a href="https://ourworldindata.org/us-foreign-aid-saved-millions"><img src="https://ourworldindata.org/cdn-cgi/imagedelivery/qLq-8BTgXU8yG0N6HnOy8g/6b1dbe69-36c2-4089-8865-00bfba0e7200/w=1024"/></a>

How Wolbachia bacteria could help us tackle some of the world’s most neglected tropical diseases

βœ‡Our World in Data
By: Hannah Ritchie
22 September 2025 at 00:00
A common bacterium can dramatically reduce the spread of dengue fever and other tropical diseases.<br><br><a href="https://ourworldindata.org/wolbachia-neglected-tropical-diseases"><img src="https://ourworldindata.org/cdn-cgi/imagedelivery/qLq-8BTgXU8yG0N6HnOy8g/b73cc19b-5461-4c8f-99dd-5ff063cbd900/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
1 September 2025 at 00:00
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
25 August 2025 at 00:00
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
11 August 2025 at 00:00
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
4 August 2025 at 00:00
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 world left its fight against tuberculosis unfinished β€” how can we complete the job?

βœ‡Our World in Data
By: Hannah Ritchie Fiona Spooner
28 July 2025 at 04:00
If we get it right, the world could save more than 1.2 million lives every year.<br><br><a href="https://ourworldindata.org/ending-tuberculosis-save-millions" target="_blank"><img src="https://ourworldindata.org/cdn-cgi/imagedelivery/qLq-8BTgXU8yG0N6HnOy8g/8168303b-e636-4850-ffdc-90eeca931600/w=1350"/></a>
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