What Is Workday Hydration?
Our term, not an established category. The full explainer.
Field Notes
What we're finding, before we ask you to buy anything.
Field Notes and Builder's Notes: observational writing about the workday, and honest documentation of what we've tried.
Pinned
Latest
The Office Has No Legal Maximum Temperature. Your Attention Does.
UK law sets a minimum workplace temperature. It sets no maximum. Two studies measured what actually happens to cognitive performance as a room warms up.
The Visibility Tax
A 2026 UK survey asked workers why they think RTO policy exists. The top answer wasn't culture or productivity. It was oversight.
The Commute Nobody Replaced
ONS data shows working from home saves 56 minutes a day. Here's exactly where that time goes, and what it doesn't replace.
- FN·020 / 2026.09.20What the "23-Minute" Interruption Number Actually Is→
- FN·019 / 2026.09.18The Short Nap: Why Ten Minutes Beats an Hour→
- FN·018 / 2026.09.16More Employers Require It. Fewer Employees Would Choose It.→
- FN·017 / 2026.09.14What "Natural Caffeine" Actually Means→
- FN·016 / 2026.09.11Why That 2pm Coffee Is Still There at Bedtime→
- FN·015 / 2026.09.09Energy Doesn't Just Decline. It Depends on Who's Deciding.→
- FN·014 / 2026.09.08You Control How You Work. Just Not When It Starts or Ends.→
- FN·013 / 2026.09.06Coffee Badging: When the Coffee Isn't the Point→
- FN·012 / 2026.09.03The Meeting Marathon: What Two Straight Hours of Meetings Actually Does→
- FN·011 / 2026.09.03When Electrolyte Drinks Actually Make Sense→
- FN·010 / 2026.09.03Electrolytes vs Water: What's Actually Different→
- FN·009 / 2026.09.03Sports Hydration and Workday Hydration Aren't the Same Category→
- FN·008 / 2026.09.03Coffee At Work vs Coffee At Home: What Actually Changed With WFH→
- FN·007 / 2026.08.31We Tested Our First Product. It Wasn't Good Enough.→
- FN·006 / 2026.08.28Why Most People Don't Need an Electrolyte Drink Every Day→
- FN·005 / 2026.08.28A Guide to Coffee Alternatives During the Work Day→
- FN·004 / 2026.08.28The Five Workday Problems We're Testing→
- FN·003 / 2026.08.22Screen Time at Work: What the Modern Working Day Actually Looks Like→
- FN·002 / 2026.08.22The 3pm Slump: Why the Working Day Feels Different in the Afternoon→
- FN·001 / 2026.08.22The Third Coffee→
The Labs
What joining actually gets you.
There's no finished product yet, so there's nothing to sell today.
Labs members see the parts of our research that don't make it into a public Field Note: the unfinished tests, the choices we're still weighing.
When there's a first production run, Labs members get it before it's public. Not a discount. Earlier.
No spam, no urgency language.
By joining, you agree to our Privacy Policy.