In Nepal’s Upper Mustang, near the southern edge of the Tibetan Plateau, life unfolds in some of the thinnest air on Earth.

In the mountains of Tibet, adaptations to punishing conditions, including higher oxygen levels and unique gene proteins, are ...

Exposure to air pollution can significantly reduce the odds of in vitro fertilization (IVF) leading to a live birth, a new study says. The odds of a live birth are nearly 40% lower in women heavily ...