Oxygen & Hyperbaric · NuShape × Soho House
Oxygen &
Hyperbaric
Under increased atmospheric pressure, oxygen dissolves directly into your plasma — reaching tissues, joints, and neural tissue that red blood cells can't efficiently access. Cells that have been quietly starved for years begin to receive.
Jessica Charles
Founder · NuShape
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Under pressure, oxygen dissolves into plasma and reaches tissues that have been running on empty for years. It's like finally delivering fuel to an engine that forgot what full felt like.
I
The Science
What Hyperbaric Oxygen Actually Does
Normally oxygen travels bound to red blood cells — a limited delivery system. Under hyperbaric pressure (1.5–3 ATA), oxygen dissolves freely into plasma itself, allowing it to reach inflamed tissue, joint fluid, bone marrow, and neural tissue that red blood cells can't efficiently penetrate. Gary Brecka has described this as the most direct way to flood depleted tissue with oxygen — bypassing the delivery bottleneck entirely.
01
Plasma Oxygen
Oxygen dissolved directly into plasma
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Normally oxygen travels bound to red blood cells — a limited delivery system. Under hyperbaric pressure, oxygen dissolves freely into plasma, reaching inflamed tissue, joint fluid, bone marrow, and neural tissue that red blood cells can't efficiently penetrate. Think of it as upgrading from road delivery to direct pipeline.
02
Stem Cell Mobilisation
8-fold increase in circulating stem cells
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A landmark peer-reviewed study found that 20 hyperbaric sessions mobilised stem cells from bone marrow at 8 times the baseline level. These are the body's own repair units — the same cells targeted by expensive regenerative medicine procedures. Hyperbaric oxygen stimulates their release through NO and HIF-1α signalling pathways. This effect requires 2.0 ATA and a full 20-session course — it cannot be replicated at home chamber pressures.
03
Neuroinflammation
Reduces brain inflammation and fog
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Used clinically in TBI and long COVID-related cognitive decline protocols. Hyperbaric oxygen reduces microglial activation — the chronic low-grade brain inflammation associated with brain fog, mood disruption, and accelerated neurodegeneration. The brain has the highest oxygen demand of any organ; even mild oxygen optimisation creates measurable cognitive effects.
04
Angiogenesis
Builds new blood vessels
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Hyperbaric oxygen triggers VEGF (vascular endothelial growth factor), stimulating the growth of new capillaries into hypoxic tissue. This is the mechanism behind its use in wound healing, chronic injury recovery, and anti-ageing applications — new blood supply to areas that previously had none.
05
Mitochondrial Upregulation
More oxygen = more ATP
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Mitochondria require oxygen to produce ATP via oxidative phosphorylation. Hyperbaric oxygen floods the environment these organelles operate in, increasing their output capacity. Combined with red light therapy and PEMF — which independently boost mitochondrial function — the synergy is significant. Many longevity protocols now stack all three.
8×
Stem cell mobilisation after 20 sessions
1,000+
Peer-reviewed studies published
90min
Typical session at 1.5–2 ATA
II
Protocols
How It's Used
| Context | Pressure | Sessions | Notes |
|---|---|---|---|
| Cognitive enhancement | 1.5–2 ATA | 10–20 | Neuroinflammation reduction, brain fog, focus |
| Recovery & injury | 1.5–2 ATA | 20–40 | Wound healing, joint tissue, post-surgical |
| Longevity / anti-ageing | 2 ATA | 60 over 3 months | Telomere lengthening protocol (Harpaz et al.) |
| Athletic performance | 1.3–1.5 ATA | 5–10 | Muscle recovery, lactate clearance, sleep quality |
| Long COVID / TBI | 1.5–2 ATA | 40–60 | Clinical setting, under supervision |
III
The Home Stack
H₂ + PEMF + Home Chamber — What You Can Approximate
The Home Hyperbaric Stack — Honest Assessment
A home hyperbaric chamber at 1.3 ATA, combined with molecular hydrogen water and PEMF, delivers roughly 50–65% of clinical HBOT benefit for longevity and inflammation purposes. H₂ water buffers the oxidative stress from increased oxygen — these two are genuinely synergistic. PEMF adds cellular voltage restoration that HBOT alone doesn't address.
What it cannot replicate: the 8-fold stem cell mobilisation requires 2.0 ATA and 20 sessions. That needs a clinical chamber. For everything else — neuroinflammation, mitochondrial output, recovery — the home stack is a meaningful and accessible approximation.
What it cannot replicate: the 8-fold stem cell mobilisation requires 2.0 ATA and 20 sessions. That needs a clinical chamber. For everything else — neuroinflammation, mitochondrial output, recovery — the home stack is a meaningful and accessible approximation.
IV
The Free Version
You Don't Need a Chamber to Work with Oxygen
Accessible practices that address oxygen at the cellular level
Nasal breathing — the nose produces nitric oxide, a powerful vasodilator that opens capillaries and improves oxygen delivery throughout the body. Mouth breathing bypasses this entirely.
CO₂ tolerance training — short breath holds after a gentle exhale train the body to tolerate CO₂, which paradoxically improves oxygen release from haemoglobin (the Bohr effect). A better CO₂ threshold means cells receive oxygen more efficiently. Patrick McKeown's BOLT score measures this directly.
Zone 2 cardio — 30–45 minutes at conversational pace stimulates mitochondrial biogenesis and capillary development — the same long-term vascular improvements targeted by hyperbaric therapy.
Cold exposure — brief cold triggers HIF-1α and erythropoietin, the same adaptive signals stimulated by both altitude training and hyperbaric oxygen.
CO₂ tolerance training — short breath holds after a gentle exhale train the body to tolerate CO₂, which paradoxically improves oxygen release from haemoglobin (the Bohr effect). A better CO₂ threshold means cells receive oxygen more efficiently. Patrick McKeown's BOLT score measures this directly.
Zone 2 cardio — 30–45 minutes at conversational pace stimulates mitochondrial biogenesis and capillary development — the same long-term vascular improvements targeted by hyperbaric therapy.
Cold exposure — brief cold triggers HIF-1α and erythropoietin, the same adaptive signals stimulated by both altitude training and hyperbaric oxygen.
Oxygen is not just air. Under the right conditions, it becomes medicine.
Stack with Hyperbaric
Cellf · Multi-Therapy Mat · H₂ Water
PEMF + Red Light + Hydrogen Water
The home hyperbaric stack — approximately 50–65% of clinical HBOT benefit for longevity and inflammation
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