By
Josh Walter
Physical Products
I Tested 3 White Noise Machines For My ADHD Brain (The Data Is Wild)
75% of people with ADHD have sleep problems. I bought three white noise machines and ran a 4-day experiment to find out if any of them actually help.
I Built a Receipt Printer for My ADHD Brain (Here's What Happened)
The internet says a $40 receipt printer can cure ADHD. I spent 3 days testing it with an EEG headband. The science is weirdly compelling.