Chapter 1
The smart ring revolution
Chapter 2
Smart patches and the sweat whisperers
Chapter 3
Threads with a pulse
Chapter 4
Hearables and the secrets of the ear
Ch 2 · Smart patches and the sweat whisperers
futura Continuous glucose monitors insert a flexible filament into interstitial fluid, using enzymes and transmitters to send blood sugar updates to your phone
Quiz
What fluid does a continuous glucose monitor (CGM) actually measure to determine blood sugar?
futura Next-generation health sensors measure vital chemical levels directly from human sweat.
Quiz
Which biomarker in sweat is measured by smart patches to detect muscle fatigue and anaerobic exertion?
Quiz
What technology do sweat-tracking patches use to route sweat to their internal sensors?
Fun Fact
Sweat power: Scientists have created flexible skin patches that can run entirely on bioenergy harvested from the lactate in human sweat!
Quiz
How long can medical-grade continuous ECG chest patches typically be worn by patients?
Quiz
Why are continuous ECG patches better at diagnosing heart arrhythmias than a quick smartwatch reading?
futura The Microneedle Future
Just micro-needles under the skin, reading your body's chemistry in real-time.
Quiz
Which hormone, associated with stress, is a major target for future microneedle monitoring patches?