12
votes
5answers
165 views

Are headaches a bad sign at altitude?

Last weekend, we had a nice hike up Price Peak in the Sierras. We went from sea level to 10,000 feet (3,048 meters) in about 6 hours. And I had a ROARING headache. I could hear my heart beat in my ...
14
votes
2answers
129 views

A little bit of acclimatisation or no acclimatisation at all?

This summer I'm planning to mount my first 4000 m mountain in Switzerland. So far I only got around 3300 meters while hiking and had no problems. However 4000 meter an above is definitively a ...