A reference of widely reported health statistics, each attributed to an official body or peer-reviewed source with a year. Use these figures with citation; verify against the original source before publishing.
Last updated: June 20, 2026
Related tool: BMI Calculator
1 in 8 — people worldwide were living with obesity in 2022.
Source: World Health Organization (WHO), Obesity and overweight fact sheet (2024)
2.5 billion — adults aged 18+ were overweight in 2022, including 890 million with obesity.
Source: World Health Organization (WHO) (2024)
~2x — adult obesity worldwide more than doubled between 1990 and 2022.
Source: World Health Organization (WHO) (2024)
~40% — of U.S. adults had obesity (BMI ≥30) in the 2017–2020 measurement period.
Source: U.S. CDC / National Center for Health Statistics (2021)
| Statistic | Source | Year |
|---|---|---|
| 1 in 8 | World Health Organization (WHO), Obesity and overweight fact sheet | 2024 |
| 2.5 billion | World Health Organization (WHO) | 2024 |
| ~2x | World Health Organization (WHO) | 2024 |
| ~40% | U.S. CDC / National Center for Health Statistics | 2021 |
Related tool: Calorie Calculator
31% — of adults worldwide did not meet recommended levels of physical activity in 2022.
Source: WHO / The Lancet Global Health (2024)
150 min — of moderate-intensity aerobic activity per week is the adult minimum recommended by WHO.
Source: WHO Physical activity guidelines (2020)
1 in 4 — adults globally do not meet WHO physical-activity recommendations.
Source: World Health Organization (WHO) (2022)
| Statistic | Source | Year |
|---|---|---|
| 31% | WHO / The Lancet Global Health | 2024 |
| 150 min | WHO Physical activity guidelines | 2020 |
| 1 in 4 | World Health Organization (WHO) | 2022 |
Related tool: Blood Pressure Calculator
1.28 billion — adults aged 30–79 worldwide have hypertension.
Source: World Health Organization (WHO) (2023)
~46% — of adults with hypertension are unaware they have it.
Source: World Health Organization (WHO) (2023)
~48% — of U.S. adults have hypertension (130/80 mmHg or higher, or on medication).
Source: U.S. CDC (2023)
| Statistic | Source | Year |
|---|---|---|
| 1.28 billion | World Health Organization (WHO) | 2023 |
| ~46% | World Health Organization (WHO) | 2023 |
| ~48% | U.S. CDC | 2023 |
Related tool: Sleep Calculator
1 in 3 — U.S. adults report regularly getting less than the recommended 7 hours of sleep.
Source: U.S. CDC (2022)
7–9 hours — is the sleep range recommended for most adults aged 18–64.
Source: National Sleep Foundation (2015)
| Statistic | Source | Year |
|---|---|---|
| 1 in 3 | U.S. CDC | 2022 |
| 7–9 hours | National Sleep Foundation | 2015 |
Related tool: Water Intake Calculator
~2.7 L / ~3.7 L — total daily water adequate intake for adult women / men (from all food and drink).
Source: U.S. National Academies of Sciences, Engineering, and Medicine (2005)
~20% — of typical daily water intake comes from food rather than beverages.
Source: U.S. National Academies of Sciences, Engineering, and Medicine (2005)
| Statistic | Source | Year |
|---|---|---|
| ~2.7 L / ~3.7 L | U.S. National Academies of Sciences, Engineering, and Medicine | 2005 |
| ~20% | U.S. National Academies of Sciences, Engineering, and Medicine | 2005 |
Related tool: Heart Rate Calculator
60–100 bpm — is the normal resting heart-rate range for most adults.
Source: American Heart Association (AHA) (2024)
220 − age — is the common age-based estimate of maximum heart rate.
Source: American College of Sports Medicine (ACSM) (2021)
| Statistic | Source | Year |
|---|---|---|
| 60–100 bpm | American Heart Association (AHA) | 2024 |
| 220 − age | American College of Sports Medicine (ACSM) | 2021 |
This is not medical advice. These figures are for general information and reference. They describe populations, not individuals. Consult a qualified healthcare professional about your own health.