Science2023United Stateshigh confidence

In 2023, 78.4% of US midlife adults aged 35–64 years (about 94.8 million people) reported at least 1 chronic condition, and 52.7% (about 63.8 million people) reported multiple chronic conditions.

Notes on verification

Directly corroborated by the original CDC PCD 2025 study and independently verified via PMC archival copy, AARP summary, and CDC's general overview page. Figures match exactly across sources. [tier=silver indep_score=0.925 clusters=2 claim_tier=notable]

Sources

In 2023, 78.4% of US midlife adults aged 35–64 years (abo… · DeepInquiry