Jon Lipsey

Jon Lipsey is the co-founder and Content Director of Unfiltered. The most successful UK editor in the history of Men's Fitness magazine, he has spent more than two decades working in health, fitness, longevity and human performance. He has interviewed leading figures in sport, politics and business, such as Pelé, Lord Coe and Bryan Johnson. He speaks at industry events including The Longevity Show and advises health brands on strategy and storytelling.

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What is Unfiltered?

Unfiltered is a journalism-led publication covering health, fitness, longevity and human performance. We report on exercise, nutrition, hormones, peptides, recovery science and the money flowing into the business of living longer. Everything we publish is built on named experts, published research, on-the-record interviews and original reporting. What does Unfiltered cover? Longevity, health innovation, and the…

ByJon LipseyJanuary 14, 20260Comments

MIND Upgrade

How to stay motivated to train when your energy or results drop off

For people who train regularly, gym motivation isn’t about getting started—it’s about keeping going. You’ve already built the habit. You’ve seen results. But somewhere between week 6 and month 6 or even year 6, the spark can fade. You plateau. Life gets busy. Your workouts start to feel more like maintenance than momentum. This is…

ByJon LipseyJanuary 13, 20260Comments

BUSINESS Opinion

Joe DeFranco: Online PTs should have at least five years’ gym floor experience

Joe DeFranco Joe DeFranco is a world-renowned personal trainer and educator with more than 27 years of experience in the health, fitness and sports performance industry. His client list includes NFL players from all 32 teams, WWE Hall of Fame wrestlers, UFC fighters and SWAT team operators, and he’s the host of the chart-topping fitness…

ByJon LipseyJanuary 11, 20260Comments

HEALTH Explainer

GHK-Cu: The Copper Peptide That May Boost Skin, Hair and Healing

Among the ever-growing list of peptides used in regenerative and aesthetic medicine, GHK-Cu stands out — not just because of its benefits, but because it’s already naturally present in the human body. This copper-binding peptide has been linked to improved skin health, hair regrowth, accelerated wound healing, and even anti-inflammatory and DNA-protective effects. So what…

ByJon LipseyJanuary 3, 20260Comments

HEALTH Explainer

Thymosin Alpha-1: Can This Peptide Fight Inflammation, Infection and Fatigue?

Thymosin Alpha-1 isn’t new. It’s not being whispered about in underground forums or passed around in black-labelled bottles. In fact, this peptide has been used in clinical settings for more than three decades — particularly in countries like China — as a treatment for chronic viral infections and immune dysfunction. But in recent years, it’s…

ByJon LipseyJanuary 3, 20260Comments

HEALTH Explainer

What is your metabolic age and how do you calculate it?

You're familiar with your chronological age, but there’s another measure that could be even more relevant when it comes to your health—your metabolic age. This lesser-known metric gives you an idea of how your body is aging on the inside, and it’s often a better indicator of overall health than the number of candles on…

ByJon LipseyDecember 13, 20250Comments

BUSINESS

The tech billionaires betting big on longevity

If you had billions in the bank, where would you invest? For some of the world’s wealthiest tech entrepreneurs, the answer is simple - developing life-extending technology so they can stick around a little longer to enjoy their riches. From reversing aging to regenerative medicine, these industry giants are pouring their fortunes into making a…

ByJon LipseyDecember 7, 20250Comments

NUTRITION

World’s first longevity bar claims to be “healthier than a healthy meal”

Can a 15g protein bar really be “healthier than a healthy meal”? That’s the claim made by Novos, which recently launched what it calls “the world’s first and only longevity bar.” It’s a bold promise — and not the only one. The claims Novos says its bar is: “The healthiest nutrition bar ever created” …

ByJon LipseyNovember 25, 20250Comments

TECH

Can a headset replace antidepressants?

The idea sounds outlandish at first: strap on a headset, run a faint electrical current through your skull, and feel your depression lift. Yet that’s exactly what Flow Neuroscience has built and, according to its data, it works. Founded by two psychiatrists who grew frustrated by the limits of antidepressants, Flow began as an academic…

ByJon LipseyNovember 22, 20250Comments

HEALTH Explainer

What are NAD injections and do they actually work?

The longevity crowd has a new favourite molecule—and this time, they’re injecting it. NAD (short for nicotinamide adenine dinucleotide) is a coenzyme found in every cell in your body, where it plays a critical role in cellular energy production, DNA repair, and metabolic function. As we age, NAD levels decline. That decline has been linked…

ByJon LipseyNovember 17, 20250Comments

Jon Lipsey

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