Annapurna Base Camp Acclimatization 2026: Complete Altitude Safety Guide

Annapurna Base Camp Acclimatization

Introduction to Annapurna Base Camp Acclimatization Annapurna Base Camp sits at 4,130 meters (13,549 feet). That’s high enough that Acute Mountain Sickness (AMS) becomes a genuine concern—even for fit and experienced trekkers. Altitude sickness typically begins above 2,500 meters, making the entire upper section of …