Key insights
- Leading health issue reported by survey respondents worldwide
- Mental health

Detailed statistics
Leading health problems worldwide 2025
- Leading country ranked by health index score
- Singapore

Detailed statistics
Health ranking of countries worldwide in 2023, by health index score
- Country with the highest prevalence of HIV
- Eswatini

Detailed statistics
Countries with the highest prevalence of HIV in 2000 and 2024
Editor’s Picks
Editor’s Picks
Current statistics on this topic
Recommended statistics
Overview
7
- Leading health problems worldwide 2025
- Adults worldwide who often thought about their mental/physical wellbeing as of 2024
- Life expectancy at birth worldwide in 1990, 2019, and 2021, by region
- Countries with the lowest life expectancy 2023
- Countries with the highest life expectancy 2023
- Leading causes of disease burden worldwide in 2021
- Overall health perception of adults worldwide 2023, by country
Overview
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Leading health problems worldwide 2025

Leading health problems worldwide 2025
Percentage of adults worldwide who stated select issues were the biggest health problems facing people in their country in 2025
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Adults worldwide who often thought about their mental/physical wellbeing as of 2024

Adults worldwide who often thought about their mental/physical wellbeing as of 2024
Percentage of adults worldwide who often thought about their own mental and physical wellbeing as of 2024
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Life expectancy at birth worldwide in 1990, 2019, and 2021, by region

Life expectancy at birth worldwide in 1990, 2019, and 2021, by region
Average life expectancy at birth worldwide in 1990, 2019, and 2021, by region (in years)
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Countries with the lowest life expectancy 2023

Countries with the lowest life expectancy 2023
Ranking of the 20 countries with the lowest life expectancy as of 2023
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Countries with the highest life expectancy 2023

Countries with the highest life expectancy 2023
Ranking of the 20 countries with the highest life expectancy as of 2023
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Leading causes of disease burden worldwide in 2021

Leading causes of disease burden worldwide in 2021
Leading causes of disability-adjusted life years (DALYs) worldwide in 2021 (in millions)
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Overall health perception of adults worldwide 2023, by country

Overall health perception of adults worldwide 2023, by country
Percentage of adults worldwide who stated they were healthy as of 2023, by country
Diseases
13
- Worldwide top diseases 2025, by number of drugs in R&D
- Number of cases of select infectious diseases worldwide in 2024
- Number of vaccine-preventable disease cases worldwide 1980-2024, by disease
- Percentage of new cancer cases worldwide by type 2022
- Cancer deaths worldwide by major type 2022
- Ischemic heart disease - death rates in selected countries 2022
- Number of diabetics worldwide in 2024 and a forecast for 2050
- Diabetes prevalence worldwide in 2024 and a forecast for 2050
- Key figures on the global HIV/AIDS epidemic 2024
- Countries with the highest incidence rates of new HIV infections worldwide 2024
- Countries with the largest number of new malaria cases worldwide 2023
- Incidence of tuberculosis worldwide by region 2023
- Prevalence of treated end-stage renal disease in select countries worldwide 2022
Diseases
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Worldwide top diseases 2025, by number of drugs in R&D

Worldwide top diseases 2025, by number of drugs in R&D
Leading 15 diseases worldwide by number of R&D products as of 2025
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Number of cases of select infectious diseases worldwide in 2024

Number of cases of select infectious diseases worldwide in 2024
Number of reported cases of select infectious diseases worldwide in 2024
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Number of vaccine-preventable disease cases worldwide 1980-2024, by disease

Number of vaccine-preventable disease cases worldwide 1980-2024, by disease
Reported cases of vaccine-preventable diseases worldwide from 1980 to 2024, by disease
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Percentage of new cancer cases worldwide by type 2022

Percentage of new cancer cases worldwide by type 2022
Percentage of new cancer cases worldwide in 2022, by type of cancer
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Cancer deaths worldwide by major type 2022

Cancer deaths worldwide by major type 2022
Number of cancer deaths worldwide in 2022, by major type of cancer
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Ischemic heart disease - death rates in selected countries 2022

Ischemic heart disease - death rates in selected countries 2022
Death rates from ischemic heart disease in OECD countries in 2022 (per 100,000 population)
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Number of diabetics worldwide in 2024 and a forecast for 2050

Number of diabetics worldwide in 2024 and a forecast for 2050
Estimated number of diabetics worldwide in 2024 and a forecast for 2050 (in millions)
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Diabetes prevalence worldwide in 2024 and a forecast for 2050

Diabetes prevalence worldwide in 2024 and a forecast for 2050
Percentage of diabetics in the global adult population in 2024 and a forecast for 2050
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Key figures on the global HIV/AIDS epidemic 2024

Key figures on the global HIV/AIDS epidemic 2024
Key figures on the global HIV/AIDS epidemic as of 2024 (in millions)
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Countries with the highest incidence rates of new HIV infections worldwide 2024

Countries with the highest incidence rates of new HIV infections worldwide 2024
Countries with the highest incidence rates of new HIV infections worldwide as of 2024 (per 1,000 population)
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Countries with the largest number of new malaria cases worldwide 2023

Countries with the largest number of new malaria cases worldwide 2023
Leading 20 countries based on number of new malaria cases in 2023 (per 1,000 population at risk)
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Incidence of tuberculosis worldwide by region 2023

Incidence of tuberculosis worldwide by region 2023
Incidence of tuberculosis worldwide in 2023, by region (per 100,000 population)
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Prevalence of treated end-stage renal disease in select countries worldwide 2022

Prevalence of treated end-stage renal disease in select countries worldwide 2022
Prevalence of treated end-stage renal disease in select countries worldwide in 2022 (per million population)
Mental health
10
- Adults worldwide who said mental health is their country's leading health issue 2024
- Adults worldwide who stated that stress is their country's leading health issue 2024
- Most stressed countries/regions worldwide in 2023
- Perception of personal stress/mental health among adults worldwide 2023, by country
- Percentage of the world population with select mental health disorders in 2021
- Percentage of the population that had anxiety disorders worldwide from 1990 to 2021
- Percentage of worldwide population that had a depressive disorder from 1990 to 2021
- Percentage of the population with bipolar disorder worldwide from 1990 to 2021
- Share of the population with schizophrenia worldwide from 1990 to 2021
- Number of suicides in selected countries by gender 2022
Mental health
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Adults worldwide who said mental health is their country's leading health issue 2024

Adults worldwide who said mental health is their country's leading health issue 2024
Percentage of adults worldwide who stated that mental health was the biggest health problem facing people in their country in 2024
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Adults worldwide who stated that stress is their country's leading health issue 2024

Adults worldwide who stated that stress is their country's leading health issue 2024
Percentage of adults worldwide who stated that stress was the biggest health problem facing people in their country in 2024
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Most stressed countries/regions worldwide in 2023

Most stressed countries/regions worldwide in 2023
Leading countries/region worldwide based on stress experienced in the previous day in 2023
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Perception of personal stress/mental health among adults worldwide 2023, by country

Perception of personal stress/mental health among adults worldwide 2023, by country
Percentage of adults worldwide who stated their stress level/mental health was good as of 2023, by country
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Percentage of the world population with select mental health disorders in 2021

Percentage of the world population with select mental health disorders in 2021
Percentage of the global population that suffered from select mental health disorders in 2021
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Percentage of the population that had anxiety disorders worldwide from 1990 to 2021

Percentage of the population that had anxiety disorders worldwide from 1990 to 2021
Share of the population worldwide who suffered from anxiety disorders from 1990 to 2021
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Percentage of worldwide population that had a depressive disorder from 1990 to 2021

Percentage of worldwide population that had a depressive disorder from 1990 to 2021
Percentage of people worldwide who suffered from depressive disorders from 1990 to 2021
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Percentage of the population with bipolar disorder worldwide from 1990 to 2021

Percentage of the population with bipolar disorder worldwide from 1990 to 2021
Share of the population who suffered from bipolar disorder worldwide from 1990 to 2021
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Share of the population with schizophrenia worldwide from 1990 to 2021

Share of the population with schizophrenia worldwide from 1990 to 2021
Percentage of the population with schizophrenia worldwide from 1990 to 2021
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Number of suicides in selected countries by gender 2022

Number of suicides in selected countries by gender 2022
Suicide rates in selected countries as of 2022, by gender (per 100,000 population)
Mortality overview
9
- World: annual birth rate, death rate, and rate of natural population change 1950-2100
- Countries with lowest death rates 2023
- Countries with the highest death rates in 2023
- Death rates in select countries worldwide 2023
- Rates of the leading causes of death worldwide in 1990
- Rates of the leading causes of death worldwide in 2021
- Countries with the highest infant mortality rate 2024
- Countries with the lowest infant mortality rate 2024
- Countries with the highest mortality rate among children aged under five in 2023
Mortality overview
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World: annual birth rate, death rate, and rate of natural population change 1950-2100

World: annual birth rate, death rate, and rate of natural population change 1950-2100
Global annual birth rate, death rate, and rate of natural population change from 1950 to 2023, with projections until 2100 (rates per 1,000 inhabitants)
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Countries with lowest death rates 2023

Countries with lowest death rates 2023
Ranking of the 20 countries with the lowest death rates as of 2023* (per 1,000 people)
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Countries with the highest death rates in 2023

Countries with the highest death rates in 2023
Ranking of the 20 countries with the highest death rates as of 2023* (per 1,000 people)
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Death rates in select countries worldwide 2023

Death rates in select countries worldwide 2023
Death rates in selected developed and developing countries as of 2023* (per 1,000 population)
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Rates of the leading causes of death worldwide in 1990

Rates of the leading causes of death worldwide in 1990
Rates of the 10 leading causes of death worldwide in 1990 (per 100,000 population)
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Rates of the leading causes of death worldwide in 2021

Rates of the leading causes of death worldwide in 2021
Rates of the leading causes of death worldwide in 2021 (per 100,000 population)
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Countries with the highest infant mortality rate 2024

Countries with the highest infant mortality rate 2024
Ranking of the 20 countries* with the highest infant mortality rate in 2024 (child deaths in the first year of life per thousand live births)
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Countries with the lowest infant mortality rate 2024

Countries with the lowest infant mortality rate 2024
Ranking of the 20 countries* with the lowest infant mortality rate in 2024 (child deaths in the first year of life per 1,000 live births)
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Countries with the highest mortality rate among children aged under five in 2023

Countries with the highest mortality rate among children aged under five in 2023
Countries with the highest mortality rate among children aged under five as of 2023 (per 1,000 live births)
Health risks
8
- Number of deaths worldwide from select risk factors in 2021
- Number of smoking-attributable deaths from tobacco-related diseases worldwide in 2019
- Countries with the highest share of daily smokers worldwide in 2019
- Key facts on alcohol-related deaths globally in 2019
- Obesity - prevalence in selected countries by gender 2022
- Share of deaths in select countries worldwide attributed to obesity in 2021
- Global population share of illicit drug use 2021, by drug
- Global number of people who inject drugs as of 2021, by region
Health risks
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Number of deaths worldwide from select risk factors in 2021

Number of deaths worldwide from select risk factors in 2021
Annual number of deaths from select risk factors worldwide in 2021 (in millions)
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Number of smoking-attributable deaths from tobacco-related diseases worldwide in 2019

Number of smoking-attributable deaths from tobacco-related diseases worldwide in 2019
Total number of smoking-attributable deaths from tobacco-related diseases worldwide in 2019 (in millions)
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Countries with the highest share of daily smokers worldwide in 2019

Countries with the highest share of daily smokers worldwide in 2019
Countries with the highest prevalence of daily smokers worldwide as of 2019
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Key facts on alcohol-related deaths globally in 2019

Key facts on alcohol-related deaths globally in 2019
Key facts on alcohol-related deaths worldwide in 2019
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Obesity - prevalence in selected countries by gender 2022

Obesity - prevalence in selected countries by gender 2022
Prevalence of obesity among adults in selected countries as of 2022, or latest year available, by gender*
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Share of deaths in select countries worldwide attributed to obesity in 2021

Share of deaths in select countries worldwide attributed to obesity in 2021
Percentage of deaths attributed to obesity in select countries worldwide in 2021*
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Global population share of illicit drug use 2021, by drug

Global population share of illicit drug use 2021, by drug
Percentage of illicit drug use in global population in 2021, by drug type
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Global number of people who inject drugs as of 2021, by region

Global number of people who inject drugs as of 2021, by region
Global estimated number of people who inject drugs as of 2021, by region
Health care spending and costs
6
- Countries with highest government health expenditure share 2022
- Health expenditure as a percentage of GDP in select countries 2024
- Per capita health expenditure in selected countries 2024
- Global spending on medicines 2019-2029
- Country comparison in spending on medicine 2026
- Global oncology spending 2013-2024
Health care spending and costs
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Countries with highest government health expenditure share 2022

Countries with highest government health expenditure share 2022
Countries with the highest share of domestic governmental health expenditure in 2022*
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Health expenditure as a percentage of GDP in select countries 2024

Health expenditure as a percentage of GDP in select countries 2024
Health expenditure as a percentage of gross domestic product (GDP) in selected countries as of 2024
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Per capita health expenditure in selected countries 2024

Per capita health expenditure in selected countries 2024
Per capita health expenditure in selected countries in 2024 (in U.S. dollars)
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Global spending on medicines 2019-2029

Global spending on medicines 2019-2029
Global spending on medicines in 2019, 2024, and a forecast for 2029 (in billion U.S. dollars)
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Country comparison in spending on medicine 2026

Country comparison in spending on medicine 2026
Projected spending on medicine of selected countries worldwide in 2026 (in billion U.S. dollars)
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Global oncology spending 2013-2024

Global oncology spending 2013-2024
Global oncology spending from 2013 to 2024 (in billion U.S. dollars)
Further reports
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