New cases of bipolar disorder among people aged 15 to 49 worldwide, 2021

1.63 million

new cases per year, worldwide, ages 15 to 49

“The modeled global incidence of BD among individuals aged 15–49 years was 1.63 million cases in 2021 (95% UI: 1.30–2.07 million), corresponding to an incidence rate of 41.19 per 100,000 people”

Health Science Reports 2026, Comparative Analysis of the Burden of Bipolar Disorder Among Individuals Aged 15-49 Years in China and Globally, 1990-2021 (GBD 2021), 2026-09

Kind of source

Peer-reviewed study

Read on

2026-11-06

Daily check

Quote found at the source on 2026-11-06

What to know

GBD 2021 modelled estimate for ages 15 to 49 only, so it understates all-age cases.

About

Bipolar disorder