Dr. Lord explained that while high-altitude activities such as hiking can cause lack of oxygen in the testis, or hypoxia, the effects on fertility are usually only temporary. "The good news for ...

Hawaii 's Mount Haleakala is a hiker's paradise, boasting a massive crater and some of the world's most breathtaking sunrises ...

If your condition worsens, you may begin to have difficulty hiking. Scenarios like this are not uncommon, so it's essential that you understand the physiological effects of high altitude. Altitude is ...

Some points, especially in the Sierra Nevada, require a skill in high-altitude hiking. Some hikers even report challenging river crossings when there’s a ton of snowfall from the previous winter.

The condors appeared at 5,000 meters. They were not real. I got altitude psychosis a few hundred meters from high camp as I scaled the frigid face of Huayna Potosí, one of the highest mountains ...

Hiking the trail is okay for beginners as ... The hike can be difficult because of the Andean Mountains’ high altitude and steep inclines. As always, with every challenge comes a great reward.