Health
Emergency Medical ID QR
A QR code on your phone or bag that shows key medical info to responders
Beginner6h1
Next.jsQR codes
16/20Reaction-Time Fatigue Check
A one-minute reaction test that tracks fatigue against your baseline.
Beginner8h1 person17/20 fit
Build Reaction-Time Fatigue Check for shift workers and drivers in ~8h with 1 person. Stack: JavaScript + Charts.
Why it wins: Simple science-based tool.
Build flow
01 · Problem
Tired people underestimate how impaired they are.
02 · Solution
A psychomotor vigilance style tap test records reaction times, compares with personal baseline and suggests rest when slower.
03 · Build
- 1Build the tap test
- 2Record times
- 3Compute baseline
- 4Show trend
04 · Demo
Run the test live and compare with baseline.
MVP checklist
- One-minute test
- Baseline
- Fatigue flag
- History
Tech stack
| Tech | Role | |
|---|---|---|
| JavaScript | Game / app logic | Web |
| Charts | Data visualisation | UI |
Related ideas
More HealthHealth
Migraine Trigger Tracker
Log headaches with sleep, food and weather to spot personal patterns
Beginner10h1Next.jsWeather APICharts17/20Get heat-risk alerts and water break reminders based on local conditions
Beginner10h1–2React NativeWeather APIPush notifications17/20