Breathing is something we rarely think about—until it becomes difficult. When the body is unable to efficiently take in oxygen and deliver it to the bloodstream, a range of symptoms can arise, from mild shortness of breath to serious, life-threatening conditions. Oxygen uptake depends on healthy lungs, strong circulation, and well-functioning blood, and many medical, […]

Altitude sickness (mountain sickness) is an ailment that occurs when the body is unable to adjust to high elevations (lowered oxygen levels). With the decrease in air experienced at high altitude the body does not receive enough oxygen to sustain the bodies requirements and hypoxia (lack of oxygen in the tissues) may result. It is […]