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<title>Our World in Data - Mental Health</title>
<subtitle>Research and data to make progress against the world’s largest problems</subtitle>
<id>https://ourworldindata.org/</id>
<link type="text/html" rel="alternate" href="https://ourworldindata.org"/>
<link type="application/atom+xml" rel="self" href="https://ourworldindata.org/atom.xml?topics=Mental%20Health"/>
<updated>2026-03-31T00:00:00.000Z</updated>
<entry>
    <title>Mental health care is scarce everywhere — but in poor countries, it barely exists</title>
    <id>https://ourworldindata.org/data-insights/mental-health-care-is-scarce-everywhere-but-in-poor-countries-it-barely-exists</id>
    <link rel="alternate" href="https://ourworldindata.org/data-insights/mental-health-care-is-scarce-everywhere-but-in-poor-countries-it-barely-exists"/>
    <published>2026-03-31T00:00:00.000Z</published>
    <author><name>Max Roser</name></author>
    <summary type="html"><![CDATA[<br/><br/><a href="https://ourworldindata.org/data-insights/mental-health-care-is-scarce-everywhere-but-in-poor-countries-it-barely-exists"><img src="https://ourworldindata.org/cdn-cgi/imagedelivery/qLq-8BTgXU8yG0N6HnOy8g/418546ff-79c4-49e2-0b5b-afee07627b00/w=608"/></a>]]></summary>
</entry>
<entry>
    <title>Anxiety is one of the world’s most common health issues. How have treatments evolved over the last 70 years?</title>
    <id>https://ourworldindata.org/timeline-anxiety-medications</id>
    <link rel="alternate" href="https://ourworldindata.org/timeline-anxiety-medications"/>
    <published>2025-11-10T04:00:00.000Z</published>
    <author><name>Hannah Ritchie</name></author><author><name>Tuna Acisu</name></author>
    <summary type="html"><![CDATA[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=512"/></a>]]></summary>
</entry>
<entry>
    <title>Antipsychotic medications: a timeline of innovations and remaining challenges</title>
    <id>https://ourworldindata.org/antipsychotic-medications-timeline</id>
    <link rel="alternate" href="https://ourworldindata.org/antipsychotic-medications-timeline"/>
    <published>2024-08-26T06:20:00.000Z</published>
    <author><name>Saloni Dattani</name></author>
    <summary type="html"><![CDATA[Scientists have developed effective and safer antipsychotic medications, but much improvement is still needed.<br/><br/><a href="https://ourworldindata.org/antipsychotic-medications-timeline"><img src="https://ourworldindata.org/cdn-cgi/imagedelivery/qLq-8BTgXU8yG0N6HnOy8g/7b7cc4c4-2f03-4233-2e71-6c5f137e6900/w=512"/></a>]]></summary>
</entry>
<entry>
    <title>Many countries lack regular data on mental health</title>
    <id>https://ourworldindata.org/data-insights/many-countries-lack-regular-data-on-mental-health</id>
    <link rel="alternate" href="https://ourworldindata.org/data-insights/many-countries-lack-regular-data-on-mental-health"/>
    <published>2024-07-11T05:00:00.000Z</published>
    <author><name>Saloni Dattani</name></author><author><name>Veronika Samborska</name></author>
    <summary type="html"><![CDATA[<br/><br/><a href="https://ourworldindata.org/data-insights/many-countries-lack-regular-data-on-mental-health"><img src="https://ourworldindata.org/cdn-cgi/imagedelivery/qLq-8BTgXU8yG0N6HnOy8g/e4be26d4-c49f-4ac9-792d-dfd46f863a00/w=608"/></a>]]></summary>
</entry>
<entry>
    <title>Data on many mental illnesses is only available for a small number of countries</title>
    <id>https://ourworldindata.org/data-insights/data-on-many-mental-illnesses-is-only-available-for-a-small-number-of-countries</id>
    <link rel="alternate" href="https://ourworldindata.org/data-insights/data-on-many-mental-illnesses-is-only-available-for-a-small-number-of-countries"/>
    <published>2024-04-16T06:54:31.000Z</published>
    <author><name>Saloni Dattani</name></author>
    <summary type="html"><![CDATA[<br/><br/><a href="https://ourworldindata.org/data-insights/data-on-many-mental-illnesses-is-only-available-for-a-small-number-of-countries"><img src="https://ourworldindata.org/cdn-cgi/imagedelivery/qLq-8BTgXU8yG0N6HnOy8g/4a0d6c48-df49-4791-6c39-1dec29d71200/w=608"/></a>]]></summary>
</entry>
<entry>
    <title>Mental Health</title>
    <id>https://ourworldindata.org/mental-health</id>
    <link rel="alternate" href="https://ourworldindata.org/mental-health"/>
    <published>2023-06-20T15:04:00.000Z</published>
    <author><name>Saloni Dattani</name></author><author><name>Lucas Rodés-Guirao</name></author><author><name>Hannah Ritchie</name></author><author><name>Max Roser</name></author>
    <summary type="html"><![CDATA[Mental health has a significant impact on people’s lives and wellbeing. To support people with mental illnesses, we need better data to understand them.<br/><br/><a href="https://ourworldindata.org/mental-health"><img src="https://ourworldindata.org/cdn-cgi/imagedelivery/qLq-8BTgXU8yG0N6HnOy8g/16b80869-7785-4c4e-b386-6a90de871100/w=512"/></a>]]></summary>
</entry>
<entry>
    <title>How do researchers study the prevalence of mental illnesses?</title>
    <id>https://ourworldindata.org/how-do-researchers-study-the-prevalence-of-mental-illnesses</id>
    <link rel="alternate" href="https://ourworldindata.org/how-do-researchers-study-the-prevalence-of-mental-illnesses"/>
    <published>2023-05-26T19:00:00.000Z</published>
    <author><name>Saloni Dattani</name></author>
    <summary type="html"><![CDATA[Global data on mental health is essential to understand the scale and patterns of these illnesses, and how to reduce them. How do researchers collect this data, and how reliable is it?<br/><br/><a href="https://ourworldindata.org/how-do-researchers-study-the-prevalence-of-mental-illnesses"><img src="https://ourworldindata.org/cdn-cgi/imagedelivery/qLq-8BTgXU8yG0N6HnOy8g/af7e0b9d-471b-489a-699a-7188eec46600/w=512"/></a>]]></summary>
</entry>
<entry>
    <title>How are mental illnesses defined?</title>
    <id>https://ourworldindata.org/how-are-mental-illnesses-defined</id>
    <link rel="alternate" href="https://ourworldindata.org/how-are-mental-illnesses-defined"/>
    <published>2023-05-26T18:47:36.000Z</published>
    <author><name>Saloni Dattani</name></author>
    <summary type="html"><![CDATA[Mental illnesses are a range of conditions that significantly affect people’s lives. What are their symptoms?<br/><br/><a href="https://ourworldindata.org/how-are-mental-illnesses-defined"><img src="https://ourworldindata.org/cdn-cgi/imagedelivery/qLq-8BTgXU8yG0N6HnOy8g/a6bfaff3-3261-4fe2-c00a-aaec4af43700/w=512"/></a>]]></summary>
</entry>
<entry>
    <title>What is the lifetime risk of depression?</title>
    <id>https://ourworldindata.org/depression-lifetime-risk</id>
    <link rel="alternate" href="https://ourworldindata.org/depression-lifetime-risk"/>
    <published>2022-05-18T10:00:00.000Z</published>
    <author><name>Saloni Dattani</name></author>
    <summary type="html"><![CDATA[Depression is one of the world’s most common health conditions. It's estimated that one-in-three women and one-in-five men have an episode of major depression by the age of 65.<br/><br/><a href="https://ourworldindata.org/depression-lifetime-risk"><img src="https://ourworldindata.org/cdn-cgi/imagedelivery/qLq-8BTgXU8yG0N6HnOy8g/0a6d3bff-4101-407a-7bef-52c25d6c9c00/w=512"/></a>]]></summary>
</entry>
<entry>
    <title>At what age do people experience depression for the first time?</title>
    <id>https://ourworldindata.org/depression-age-of-onset</id>
    <link rel="alternate" href="https://ourworldindata.org/depression-age-of-onset"/>
    <published>2022-04-07T10:00:00.000Z</published>
    <author><name>Saloni Dattani</name></author>
    <summary type="html"><![CDATA[People are being diagnosed with depression at an earlier age than in the past because of increased openness to mental health disorders and improved diagnostic guidelines.<br/><br/><a href="https://ourworldindata.org/depression-age-of-onset"><img src="https://ourworldindata.org/cdn-cgi/imagedelivery/qLq-8BTgXU8yG0N6HnOy8g/6bba31ca-9879-4e48-45b4-5a31fd098100/w=512"/></a>]]></summary>
</entry>
<entry>
    <title>Depression is complicated — this is how our understanding of the condition has evolved over time</title>
    <id>https://ourworldindata.org/what-is-depression</id>
    <link rel="alternate" href="https://ourworldindata.org/what-is-depression"/>
    <published>2021-09-01T11:20:00.000Z</published>
    <author><name>Saloni Dattani</name></author>
    <summary type="html"><![CDATA[Our understanding of depression has evolved over time, with wider screening for depression, new questionnaires, and better statistical tools.<br/><br/><a href="https://ourworldindata.org/what-is-depression"><img src="https://ourworldindata.org/cdn-cgi/imagedelivery/qLq-8BTgXU8yG0N6HnOy8g/6b4b0dec-1020-447e-2643-d8223be70000/w=512"/></a>]]></summary>
</entry>
<entry>
    <title>Are Facebook and other social media platforms bad for our well-being?</title>
    <id>https://ourworldindata.org/social-media-wellbeing</id>
    <link rel="alternate" href="https://ourworldindata.org/social-media-wellbeing"/>
    <published>2019-09-09T14:20:55.000Z</published>
    <author><name>Esteban Ortiz-Ospina</name></author>
    <summary type="html"><![CDATA[What does the research tell us about the causal impact of social media use on our well-being?<br/><br/><a href="https://ourworldindata.org/social-media-wellbeing"><img src="https://ourworldindata.org/cdn-cgi/imagedelivery/qLq-8BTgXU8yG0N6HnOy8g/71bd305e-d501-4914-f394-2a306dc34a00/w=512"/></a>]]></summary>
</entry>
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