The Summit Tribune

Colorado hiker dies; learn high elevation health tips

A 32-year-old solo trail runner, Bret Brachman-Goldstein, died on Mount Sneffels, a 14,155-foot peak in Colorado, according to The Colorado Sun .

SV
Sofia Velazquez

June 23, 2026 · 3 min read

A lone hiker stands on a rocky mountain trail, dwarfed by the immense scale of the snow-capped peaks and vast sky.

A 32-year-old solo trail runner, Bret Brachman-Goldstein, died on Mount Sneffels, a 14,155-foot peak in Colorado, according to The Colorado Sun. The Ouray Mountain Rescue Team located his body near the summit on June 11, after hikers reported finding it. Authorities believe he died on June 10, though he was not found until the following day.

Many assume physical fitness provides sufficient protection at high altitudes. Yet, even highly capable individuals can be quickly overcome by severe mountain sickness. As more people seek high-elevation recreation, a critical need for renewed emphasis on comprehensive altitude awareness and safety protocols to prevent similar, preventable deaths is highlighted by this tragedy.

Understanding the Early Warning Signs of Altitude Sickness

Early symptoms of altitude sickness, like headaches, are often dismissed by adventurers. Headache is the most common and earliest symptom of acute mountain sickness. Up to three-quarters of trekkers experience Acute Mountain Sickness (AMS) when ascending high peaks, according to pmc. This widespread prevalence means many unknowingly risk severe conditions by ignoring initial discomfort. Even mild AMS symptoms demand immediate attention and potential descent. The subtle start of AMS, often with just a headache or fatigue, means enthusiasts frequently overlook critical warnings, unknowingly approaching severe, incapacitating conditions. A radical shift in how early warnings are perceived and acted upon is essential.

When Altitude Sickness Turns Deadly: Severe Symptoms and Key Risk Factors

While headaches signal early altitude sickness, severe forms manifest as trouble breathing or clumsiness. Trouble breathing, even while resting, or clumsiness (ataxia) are symptoms of severe altitude sickness (HAPE and HACE). The single most important risk factor for high-altitude illness is rate of ascent, according to pmc. This means even fit individuals can be quickly overwhelmed if they ascend too fast. Bret Brachman-Goldstein's death on Mount Sneffels starkly illustrates that peak physical condition offers no immunity to the rapid, often fatal progression of severe altitude sickness, making overconfidence a deadly liability. With so many trekkers experiencing AMS and rapid ascent being a key risk, individuals and guiding companies must prioritize slow acclimatization over perceived physical prowess to prevent widespread, potentially fatal, incidents.

The Growing Appeal and Hidden Dangers of High-Elevation Recreation

The increasing number of adventurers seeking peaks like Mount Sneffels reflects a broader trend in high-elevation recreation. This surge in popularity, however, often comes with a dangerous oversight: a reliance on perceived fitness rather than a true understanding of altitude's unforgiving nature. Even highly conditioned athletes can succumb to rapid-onset severe altitude sickness, making this perceived fitness a false sense of security. As more people engage in high-altitude pursuits, the gap in public understanding of severe altitude sickness risks becomes increasingly dangerous.

Essential Steps for Safe High-Altitude Adventures

To mitigate the risks of high-elevation activities, a deliberate approach to acclimatization is essential. Proactive planning, including gradual acclimatization and carrying appropriate emergency gear, is paramount. Dr. Ben Honigman, a physician in Summit County, recently published 'Surviving and Thriving at Altitude,' offering valuable tips on high elevation health in Colorado's mountains, according to Summitdaily. Such resources highlight that safety in the mountains is not about innate ability, but about informed preparation and respect for the environment.

Your Questions Answered: High-Altitude Health and Safety

How to acclimatize to high altitude in Colorado?

Acclimatization involves ascending gradually, allowing the body time to adjust to lower oxygen levels. The CDC recommends avoiding rapid ascents above 2,500 meters (8,200 feet) and spending a few days at an intermediate elevation before proceeding higher. This slow approach significantly reduces the risk of developing acute mountain sickness.

What to pack for high altitude in Colorado 2026?

For high-altitude excursions in 2026, pack layers of clothing for varying temperatures, sun protection like hats and sunscreen, and sufficient water. A first-aid kit with pain relievers for headaches and personal medications is also advised. The CDC increasingly emphasizes these proactive measures for safer high-altitude experiences.