Portrait of Jamie Okafor

Jamie Okafor, MA, CCSH

Sleep & Recovery Lead

London, United Kingdom · 9 years of experience

Twitter / X

Who is Jamie Okafor?

Jamie spent six years at a London sleep clinic running diagnostic polysomnography studies before moving into consumer-sleep tech research. They validate wearable sleep-stage accuracy against PSG ground truth, run our CBT-I app efficacy reviews, and own the sleep and meditation categories. They co-authored a 2024 paper on consumer wearable sleep-stage misclassification in adults with insomnia.

What is Jamie's area of expertise?

What is Jamie's education and academic background?

What certifications and professional memberships does Jamie hold?

What has Jamie written or reviewed on Fitness Reviewed?

How does Jamie review fitness apps for Fitness Reviewed?

Jamie works to Fitness Reviewed's editorial methodology and 11-parameter research framework. Every article they touch is independently fact-checked, dated, and updated when the underlying product, evidence, or pricing changes.

← All authors & reviewers