The Application dimension of the wearable patches market is divided into three primary segments—Therapeutic, Diagnostic, and Fitness & Wellness. Therapeutic patches, which encompass chronic‑disease management and acute‑care drug delivery, dominate the market, accounting for roughly 45 % of total revenue due to higher reimbursement rates and longer product lifecycles. Diagnostic patches, primarily used for continuous glucose monitoring, cardiac rhythm tracking, and biomarker detection, contribute about 30 % of the market, reflecting strong adoption in outpatient and remote‑patient‑monitoring programs. The Fitness & Wellness segment, including patches for hydration, sleep quality, and activity‑level monitoring, represents the remaining 25 %, driven by consumer‑direct sales and lower price points. Collectively, these application categories shape the overall market size and inform the wearable patches segmentation framework used by analysts to allocate R&D resources and forecast growth trajectories.