The Healthspan Brief
One real signal a week, stripped of the narrative
Every Saturday: a signal from the healthspan research, translated into something you can act on with your own physician. Subscribers get early access to Halor’s free healthspan app and help shape what we build next. Join the Brief + get beta access.
- Would you want to know? One test can hint at your brain's future. The harder question is whether you want the answer.
- Cancer screening is a priority list, not a checklist. You can't screen for everything. Age sets the starting point; your personal risk shifts it.
- Your family history is a screening tool. Most people never use it. Age sets the baseline. Your family may tell you where to look harder.
- Your diet needs an objective, not a label Before choosing what to cut, decide what you want your nutrition to achieve.
- Every supplement bottle needs a job A practical way to audit your supplement stack, plus eight options with evidence for specific uses.
- The appointment starts before you enter the room Bring the context that makes your next physician conversation more useful.
- The signals I kept marking non-urgent I had systems for investments, companies, and family logistics. The one system I had not built was for the body running all of them.
- The health lever you cannot outsource Founders do not fail at sleep because they forgot the tips. They fail because sleep is where the boundary has to become real.
- The three numbers your scale can't show you Muscle mass. Visceral fat. Bone density. The body-composition scoreboard your bathroom scale cannot give you.
- The most valuable drug in history can't be patented It counters all four risks on the register at once — and "exercise" turns out to be four different jobs. This week: find your weakest one.
- Nothing hurt. That was the problem. The years after my daughter was born, and the numbers that were sliding the whole time. Plus what to do with the folder you built last week.
- You don't need a $20,000-a-year concierge doctor Last week you went looking for ApoB. If you asked and got a shrug, that shrug was already the answer.
- I read the wrong cholesterol number for 20 years The largest position on your register — and the memo I ignored for two decades. Plus a ten-minute check you can run tonight.
- You run a 10-year plan for the company and a day-by-day one for your body The reactive cycle you use on your own health has a name — and it's structurally too late for the things that actually end the game.
- Your annual physical is a photograph of a moving car It's the workhorse of your health year — and a single frozen frame. Here's what's missing on either side of it.
- There's a number on your health report you've probably never seen A lean marathoner, a DEXA scan, and a number nobody expected.