Matt Fuchs lives in Maryland and writes about health, science, and technology. Matt Fuchs lives in Maryland and writes about health, science, and technology. Calvin Sun was a healthy 37-year-old when ...

Function Health said it acquired full-body MRI scanning company Ezra. Function offers a $499 annual subscription where members complete more than 160 blood tests and track their results over time.

I’ve always believed in being proactive about my health, but like most people, I usually only see a doctor when something feels wrong or if I’m overdue for an annual exam. That changed when I learned ...