Well Purposed. The commercial case for a healthier world
The fortnightly letter on health systems, economics, and what it actually takes to build and scale in HealthTech - read by 7,500 founders, investors, and operators.
Tags: prevention
Showing 4 results:
The three questions that decide whether prevention scales
Most prevention products are priced incorrectly.
You build something that genuinely helps people stay well, and then you showcase it to an infrastructure that analyses costs in quarters and health in decades. So you offer early detection to a health service that won’t bank the saving for ten year...
by Sara Roberts —
Sep 01, 2026
commercial scale
prevention
scaleup
Why more data won’t make us healthier
We are living through the greatest expansion of health data in history. A phone and a wearable now generate millions of data points a year per person - steps, sleep, heart rate, glucose, mood, recovery. The promise was simple and seductive: give people the data, and they will change.
Except they ...
Aug 15, 2026
health data
health tech
personalised health
prevention
Prevention just became fundable
Why the money is finally moving toward keeping people well, and what it means if you're building in prevention or ageing.
For most of my career, prevention has been something everyone agrees with and yet, no one funds. Applauded in principle, starved in practice. Every health conference has a key...
by Sara Roberts —
Aug 01, 2026
healthyageing
personalised health
prevention
y combinator
What African HealthTech Can teach the UK
When UK HealthTech founders and investors talk about African health systems, the framing is almost always developmental. Africa as a future market. Africa as a place where simpler versions of Western products will eventually find a home. Africa as downstream.
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That framing is wrong. And the cost...
May 01, 2026
african healthtech
mobile first
prevention
Well Purposed. The commercial case for a healthier world