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Predictive altitude physiology

Arrive at base camp already acclimatized.

ALTYPHY prepares climbers at home – a hypoxic tent, daily monitoring of your own data and a coach who sets your altitude every night. Fewer turn-backs, safer summits, weeks less on the mountain.

The problem

Two climbers. Same mountain.
Different response.

01

Higher risk of altitude illness and long-term health complications.

02

An expedition that ends early – and a substantial fee written off.

03

Costly rescues and insurance claims nobody budgeted for.

04

Reputational risk for climbers and operators alike.

How it works

Assess. Prepare. Monitor.

01

Assess

A baseline of your physiology and an individual plan – 4, 6 or 8 weeks depending on your objective.

02

Prepare

Sleep in a calibrated hypoxic tent at home. Your wearables sync to the ALTYPHY app; your coach adjusts your altitude every night.

03

Monitor

Expedition mode keeps recording on the mountain. Risk is graded low / moderate / high and shared with your lead guide.

For expedition operators

A turnkey pre-acclimatization program for your clients.

You sell the expedition. We prepare your clients wherever they live – tent, coaching, app and monitoring – and you get a stronger, safer team at base camp.

Become a partner
  • Clients arrive with a known baseline
  • Daily risk flags across your whole roster
  • Tents shipped, calibrated and collected by us
  • Monthly invoicing per group – no upfront hardware
  • Trusted by partners in Nepal, Tanzania and Argentina
  • Hypoxic coaching with daily data review
  • Rent a tent from us – or use your own
  • Endurance & fitness coaching all year
  • Join one of Martin's own expeditions
For climbers & athletes

Know how your body will respond.

Whether you climb with a partner operator or on your own, we build your preparation around your physiology – not an average one.

Tell us about your objective
Expeditions 2027

Where our athletes are heading

Everest – Spring 2027

With partner Khumbu Peak Expeditions. Team on the mountain, monitored daily.

ON THE MOUNTAIN

Denali – June 2027

Led by Martin. Preparation started 14 April.

PREPARATION

Manaslu – Autumn 2027

With partner Himalayan Sherpa Ascents. Preparation from July.

REGISTRATIONS OPEN
Who we are

Martin Zhor

High-altitude performance coach and mountain athlete, based in Chamonix for more than 15 years. Martin turns altitude science into practical preparation for ambitious climbs – with a team of coaches, clinicians and scientists behind the model.

3 h 38Aconcagua from base camp
12 h 49Manaslu solo, no O₂
20+ yrscoaching at altitude

Heading up this season?

Tell us about the trip and we will tell you plainly whether we can help.