Recent winners (2022–2026) building circuit-board and embedded hardware for health — wearables, biosensors, ECG/EEG and other medical devices.
Curated from … winners across ISEF and the competition archives whose projects combine circuit-board / embedded hardware with a health application. The PCB-pollutant ("polychlorinated biphenyl") sense is excluded. Regenerate with python scripts/find_pcb_health.py.