Indoor Heat Stress: Work-Rest Cycles

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Get your NIOSH-recommended work-rest schedule in about 30 seconds.

6 steps ~30 seconds

Follow each step below — pick your industry, describe the work, check acclimatization status, note clothing & PPE, then enter the heat reading. Your personalized recommendation appears at the end.

1

Pick your industry Choose the sector that best matches your workplace. ↗ Show me on the page
2

Describe the work Select the physical activity level — light, moderate, heavy, or very heavy. ↗ Show me on the page
3

Acclimatization status Is the worker new, returning after time off, or fully acclimatized? This directly affects safe exposure limits. ↗ Show me on the page
4

Clothing & PPE Standard clothing, or impermeable/vapor-barrier PPE? Impermeable gear adds a +10 °C WBGT correction automatically. ↗ Show me on the page
5

Measure and enter the heat Use a WBGT meter, thermometer + humidity, or a plain thermometer. The tool adapts to whatever you can measure. ↗ Show me on the page
Get your work-rest recommendation Your personalized NIOSH work-rest schedule appears — with minutes of work and rest per hour. ↗ Show me on the page

What industry is this work in?