
Jennifer Mendoza
Research expert covering health, pharma and medtech

Detailed statistics
Leading health problems worldwide 2025

Detailed statistics
Health ranking of countries worldwide in 2023, by health index score

Detailed statistics
Countries with the highest prevalence of HIV in 2000 and 2024

Main health problems according to public opinion worldwide in 2024
Ranking of the main health problems according to public opinion worldwide in 2024

Countries most affected by disease burden worldwide in 2023
Countries with the highest burden of disease worldwide in 2023 (in DALYs per 100,000 individuals)

Disease burden worldwide 2023, by category
Distribution of total disease burden worldwide in 2023, by category

Disease burden worldwide in 2023, by age
Distribution of disease burden worldwide in 2023, by age

Life expectancy at birth worldwide 1950-2100
Global life expectancy at birth from 1950 to 2023, with projections until 2100 (in years)

Projected global infant mortality rate 1990-2100
Projected global infant mortality rate 1990 to 2100

Countries most affected by non-communicable diseases (NCDs) in 2023
Countries with the highest burden of disease from non-communicable diseases (NCDs) in 2023 (in DALYs per 100,000 individuals)

Disease burden from non-communicable diseases (NCDs) worldwide in 2023, by category
Disease burden from non-communicable diseases (NCDs) worldwide in 2023, by disease category (in million DALYs)

Disease burden from non-communicable diseases (NCDs) worldwide 2023, by age
Distribution of disease burden from non-communicable diseases (NCDs) worldwide in 2023, by age

Children with early signs of chronic diseases due to high BMI worldwide 2025-2040
Number of children estimated to have early signs of chronic diseases worldwide in 2025 and forecast for 2040 (in millions)

Years lived with disability: mental health vs. other major NCDs worldwide 2025
Years lived with disability from mental health conditions vs. other major noncommunicable diseases worldwide as of 2025

Most affected countries by communicable diseases worldwide in 2023
Countries with the highest burden of disease from communicable, neonatal, maternal, and nutritional diseases worldwide in 2023 (in DALYs per 100,000 individuals)

Disease burden from communicable diseases worldwide in 2023, by category
Disease burden from communicable, neonatal, maternal, and nutritional diseases worldwide in 2023, by disease category (in million disability-adjusted life years)

Disease burden from communicable diseases worldwide 2023, by age
Distribution of disease burden from communicable, maternal, neonatal, and nutritional diseases worldwide in 2023, by age

Number of vaccine-preventable disease cases worldwide 1980-2024, by disease
Reported cases of vaccine-preventable diseases worldwide from 1980 to 2024, by disease

Number of cases of select infectious diseases worldwide in 2024
Number of reported cases of select infectious diseases worldwide in 2024

Prevalence of 15 neglected tropical diseases worldwide from 1990 to 2023
Prevalence of 15 neglected tropical diseases worldwide from 1990 to 2023 (per 100,000 population)

Average life expectancy loss worldwide 2023, by external risk
Average life expectancy loss due to leading external risks to human health worldwide as of 2023 (in years)

Prevalence of smoking worldwide 2000-2050
Prevalence of smoking worldwide from 2000 to 2050

Population share with overweight worldwide 2014-2029
Population share with overweight worldwide from 2014 to 2029

Prevalence of undernourishment worldwide 2005-2024
Share of undernourished people in the world population from 2005 to 2024

Childhood vaccine hesitancy worldwide 2025, by age
Share of adults who would or wouldn't give their children vaccines worldwide in 2025, by age

Countries with lowest share of population with access to clean drinking water 2024
Countries where the lowest share of the population has access to safely managed drinking water worldwide in 2024

Quality of locally accessible healthcare in select countries worldwide 2025
Percentage of adults in select countries worldwide who agreed that the quality of the healthcare they had access to in their country was good as of 2025

Vaccine coverage worldwide 2024, by vaccine type
Share of people immunized against selected diseases worldwide as of 2024

Number of lives saved thanks to vaccination worldwide 1974-2024
Estimation of the number of lives saved by vaccinations worldwide from 1974 to 2024

Share of people worldwide engaging in select health-related habits in 2025
Share of people worldwide engaging in select health-related habits in 2025

Share of people who sleep well worldwide as of 2025, by employment
Share of people worldwide who often sleep well as of 2025, by employment

Physical activity participation worldwide 2023, by country
Share of respondents who exercise regularly in selected countries worldwide in 2023
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