Posture Reminder Timer
Gentle reminders to sit straight and unhunch your shoulders.
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A habit nudge only — not medical advice. Persistent pain deserves a professional.
How to use
Set the interval, click Start, and straighten up when the bell rings. Everything runs in your browser.
Frequently asked questions
How often are reminders?
You choose — every 10 to 120 minutes, 30 is a good start.
Is this medical advice?
No — just a habit nudge. For back pain, see a professional.
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