20 Top Biohacks You Can Start Today & Why
Tim Gray — Founder & CEO @ Health Optimisation Summit
Known globally as The Health Community Guy – connecting doctors, founders, and optimisers to accelerate the 4th pillar of longevity: community. Believes that health isn’t just about what’s in your fridge – it’s about the habits you build with your friends. Founder of the world’s largest Health Optimisation and Longevity Summit, now expanding globally. One of Europe’s leading biohackers and a globally recognised authority in health optimisation. Acclaimed speaker, top-ranked podcaster, and trusted advisor to world-renowned doctors, founders, and health pioneers. Built multiple 7-figure health businesses – including London’s first private Hyperbaric Oxygen Clinic. Early-stage investor in breakthrough wellness brands that challenge outdated health paradigms.
TIM GRAY (UK)
Founder @ Health Optimization Summit
We evolved using our bodies more than our minds, and now we're using our minds more than our bodies and we are suffering for it.
Summary
- Practice grounding daily by standing barefoot on the earth to reduce inflammation, reset cortisol levels, and improve sleep quality through nature's natural antioxidant. - Manage light exposure by seeking morning sunlight to reset the circadian rhythm and wearing blue-light blocking glasses after sunset to protect sleep quality. - Enhance sleep environments by turning off Wi-Fi at night, keeping phones in other rooms, and moving beds away from walls to reduce exposure to electrical interference. - Ensure high-quality hydration and air by using Reverse Osmosis water filtration with added minerals and maintaining proper ventilation or air purification in the home. - Incorporate constant movement into the workday using standing desks and balance boards, treating physical activity as a non-negotiable integrated habit rather than a separate task.
Article
Twenty Biohacks, Twenty Minutes, One Provocation
Tim Gray’s Rapid-Fire Guide At Biohacker Summit 2022 Amsterdam Mixed Practical Rituals With A Broader Philosophy Of Health
On 15 October 2022, at Biohacker Summit 2022 Amsterdam in the Netherlands, Tim Gray took the stage with a promise of speed and simplicity. His talk, *20 Top Biohacks You Can Start Today & Why*, was delivered with the urgency of someone trying to compress a decade of experimentation into a single sitting. Gray, known internationally as “The Health Community Guy”, did not present biohacking as a laboratory fantasy for the wealthy and obsessed. He framed it instead as a stack of habits, many of them cheap, some free, and most available by the next morning.
The presentation moved quickly, but its underlying argument was clear: health optimisation begins with the basics people routinely ignore. Light. Air. Water. Sleep. Movement. The mouth. The mind. The company one keeps.
The Case For Starting With Nature
Gray opened with grounding, his first and favourite recommendation. Standing barefoot on the earth, he argued, was not wellness theatre but a direct intervention in inflammation, stress and recovery.
“Grounding is nature's finest antioxidant,” Gray said. “It reduces inflammation, helps reset your cortisol levels, helps you sleep, and helps your body heal. Do it more often.”
That set the tone for much of what followed. The most important “biohacks”, in Gray’s telling, were often not futuristic at all. Morning sunlight ranked near the top. If there was one intervention he would choose above all others, he told the audience, it would be early light exposure.
“Sunlight in the morning resets your circadian rhythm and sets you up for an amazing day,” Gray said. “If there was one biohack I had to do above all others, it would be this.”
Food timing sat within the same circadian logic. Eating in a defined fasting window and avoiding food after sunset, he suggested, helped align the body with its natural clock, even if the science and nuance behind such a claim could fill a much longer lecture.
The Modern Home As A Silent Saboteur
Some of Gray’s strongest warnings concerned the domestic environment. He urged the audience to block blue light after sunset, turn off Wi-Fi at night, move beds away from electrified walls and keep phones out of the bedroom. Sleep, in his framework, was not merely a nightly event but a reflection of design choices.
“You can't manage what you don't measure,” he said. “If you track your sleep and optimize your environment by blocking junk light and turning off your Wi-Fi at night, you will see a big win for your health.”
That sentiment linked two recurring themes in biohacking culture: suspicion of modern convenience and faith in self-tracking. Gray recommended sleep wearables such as the Oura ring not as status symbols, but as tools for behavioral feedback. Data, in this worldview, was useful only if it changed conduct.
Air quality and water quality followed naturally. Gray described high carbon dioxide levels in enclosed spaces, especially planes and bedrooms, as common but neglected drains on wellbeing. His remedy was straightforward: open windows, improve ventilation, use air purifiers where needed. For water, he advocated reverse osmosis filtration, but with an important caveat that filtered water should be remineralized to support energy and mental clarity.
Movement As A Daily Condition, Not A Separate Task
One of the more grounded parts of the talk came when Gray turned from gadgets to muscle. He admitted that for years he had treated movement as optional, assuming that supplements, technologies and clean eating could compensate for inactivity. They could not.
His correction was not a call for heroic training blocks so much as perpetual motion. Rebounders beside desks, chin-up bars in workspaces, weights within reach, standing desks and balance boards were all presented as ways to weave physical activity into the architecture of the day.
The point was not simply fitness. It was biological congruence. Human beings, Gray argued, had evolved to move far more than contemporary working life allowed. Mental labour had displaced bodily labour, and the body was paying the price.
Breathwork fitted into the same category of practical daily training. Gray recommended regular respiratory exercises, including devices that can track lung strength and capacity, not merely for performance but for the feeling of readiness they created before the workday began.
Real Food, Digestive Support And The Forgotten Mouth
Gray’s nutritional advice was less about ideological camps than food quality and timing. He expressed skepticism toward overreliance on protein powders and processed “health” products, urging the audience instead to choose real food, quality protein and, where possible, options closer to nature such as grass-fed and organic sources.
He also made room for a less fashionable tool: Swedish bitters. By stimulating taste receptors, he said, bitters could prime digestive function by signaling the liver and gallbladder to get to work. For those with digestive complaints, his suggestion was simple enough to invite experimentation.
Then came one of his most emphatic interventions: biological dentistry. Oral health, Gray argued, was not separate from systemic health but deeply entangled with it. Cavities, root canals, metal fillings, sinus issues and jaw problems could all signal broader dysfunction.
It was a striking moment in the talk because it expanded the audience’s idea of optimisation beyond sleep scores and supplements. The body, Gray suggested, could not be hacked in fragments. Mouth, gut and brain were part of the same conversation.
Hormones, Heat And A Pharmacological Outlier
Hormone testing was another of Gray’s practical recommendations, especially for energy, focus and libido. He spoke from his own experience of testosterone optimisation, while stressing that hormone balance mattered for women as well as men.
Heat exposure rounded out the physiological interventions. Saunas, magnesium baths and other ways of getting hot at least twice a week were presented as underused supports for detoxification and resilience. In a Nordic setting, this landed with a certain cultural logic. Gray pointed to Finland’s sauna tradition as evidence that intense heat should not be treated as an exotic add-on.
His final item, methylene blue, sat apart from the earlier emphasis on sunlight, fresh air and bare feet. Here the talk returned to classic biohacker territory: an eye-catching compound with a long medical history and a devoted modern following. Gray praised it for its relationship to oxygen handling and for its antibacterial, antifungal and antiviral properties. If grounding was elemental, methylene blue was unmistakably niche.
The Inner Life As A Health Practice
What lifted the presentation beyond a checklist was Gray’s insistence that wellbeing is social and psychological as much as biological. This was consistent with his wider public identity and his work building health-focused communities.
“Having amazing people in your circle can make your life amazing,” he said. “Surround yourself with the best because we only have a certain amount of time and energy that we can give.”
In that line, the “fourth pillar of longevity” he often speaks about, community, came into view. Not everyone who drains us deserves access to us, he suggested. Energy is finite. Relationships are not peripheral to health. They are one of its determinants.
The same logic informed his remarks on silence and reflection. Gray spoke candidly about once dismissing practices like meditation, only to discover the value of spending a few minutes each day examining emotional triggers.
“Triggers are reminders that you need to work on something,” he said. “Taking time each day to sit and reflect on the things that challenge you will turbocharge your growth as a human.”
This may have been the most revealing part of the session. For all the conversation about blue-light glasses, rings, filters and biomarkers, Gray’s deeper claim was that self-knowledge belongs in the same category as supplementation or sleep hygiene. A calmer nervous system is not built only by managing the bedroom. It is built by confronting the stories that still govern one’s reactions.
A Biohacking Talk That Kept Returning To The Basics
There was, inevitably, a tension in the presentation. Biohacking has long oscillated between the democratic and the rarefied, between barefoot walks and branded devices, between common sense and expensive obsession. Gray’s talk at Biohacker Summit 2022 Amsterdam contained both impulses. But its lasting message was less extravagant than the label might suggest.
Get outside early. Protect your sleep. Clean the air. Filter the water. Move all day. Eat real food. Check your hormones. Do not neglect your mouth. Sweat regularly. Reflect honestly. Choose your circle with care. Build a life around purpose.
For a speaker who has become one of Europe’s best-known health optimisers and the founder of the world’s largest Health Optimisation and Longevity Summit, it was a surprisingly unglamorous thesis. The future of health, Gray implied, may still depend on ancient inputs and modern discipline, practiced consistently long before any miracle technology arrives.
Part of Biohacker Summit 2022 Amsterdam