Practical guide

Light therapy lamps for winter

How bright-light therapy lamps and sunrise alarms work, what 10,000 lux means, and how to use one safely.

Overview

Bright-light therapy lamps emit around 10,000 lux of light and are used for a set period each morning, typically to support mood, alertness and the body's day/night rhythm during darker months. Sunrise alarm clocks serve a related purpose by waking you with gradually brightening light. This guide treats them as wellness tools and does not make medical claims.

Lamps vs sunrise alarms

  • 10,000-lux therapy lamps: used for 20-30 minutes near your face in the morning, for a stronger light dose.
  • Sunrise alarms: simulate dawn to wake you more gently; less intense but built into the morning routine.
  • Compact lamps: lower lux, better for a desk than a full session.

What to check before buying

  • Lux output: 10,000 lux is the common therapeutic target; smaller lamps are lower.
  • Positioning: you need to sit near it — check the recommended distance.
  • UV: good lamps filter UV; check the listing.
  • Timing: consistency matters more than intensity; plan a daily morning slot.

FAQ

Is light therapy for everyone?

Most people can use it, but it can affect some eye conditions and mood-related medications. Check with a professional if you have eye or bipolar-related conditions.

How long should I use it?

Around 20-30 minutes each morning is a common recommendation. Follow the manufacturer's guidance.

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Sources and further reading