Daily Dose

The 9-to-5 Light Problem: How to Apply the Daily Dose Framework at the Office

The 9-to-5 Light Problem: How to Apply the Dail...

Fluorescent lighting and windowless offices make the standard light framework harder to follow — not impossible. Here's how to adapt it to a real workday.

The 9-to-5 Light Problem: How to Apply the Dail...

Fluorescent lighting and windowless offices make the standard light framework harder to follow — not impossible. Here's how to adapt it to a real workday.

Traveling and Jet-Lagged? Here's How to Protect Your Light Dose on the Road

Traveling and Jet-Lagged? Here's How to Protect...

Jet lag isn't just about the flight — researchers describe it as a light exposure problem. Here's how to protect your circadian signal on the road.

Traveling and Jet-Lagged? Here's How to Protect...

Jet lag isn't just about the flight — researchers describe it as a light exposure problem. Here's how to protect your circadian signal on the road.

Your Daily Dose of Light, Simplified

Your Daily Dose of Light, Simplified

Three windows a day, one simple habit each. Here's the light framework researchers point to, no supplements, no spreadsheet.

Your Daily Dose of Light, Simplified

Three windows a day, one simple habit each. Here's the light framework researchers point to, no supplements, no spreadsheet.

The Best Time to Exercise, Based on Your Light Exposure

The Best Time to Exercise, Based on Your Light ...

When it comes to exercise performance, timing isn't the whole story. Your body's natural performance window is influenced by your circadian rhythm—and that rhythm is shaped by your light exposure....

The Best Time to Exercise, Based on Your Light ...

When it comes to exercise performance, timing isn't the whole story. Your body's natural performance window is influenced by your circadian rhythm—and that rhythm is shaped by your light exposure....

The Evening Reset: What to Do With Light in the Two Hours Before Bed

The Evening Reset: What to Do With Light in the...

Most people spend real effort optimizing their mornings and none optimizing their evenings — even though the two hours before bed do just as much work on your biology.  

The Evening Reset: What to Do With Light in the...

Most people spend real effort optimizing their mornings and none optimizing their evenings — even though the two hours before bed do just as much work on your biology.  

Jet Lag Isn't About Time Zones. It's About Light Timing.

Jet Lag Isn't About Time Zones. It's About Ligh...

You can't negotiate with a clock in the sky. But you can work with the one inside your body — if you know when to show it light, and when...

Jet Lag Isn't About Time Zones. It's About Ligh...

You can't negotiate with a clock in the sky. But you can work with the one inside your body — if you know when to show it light, and when...