Is it possible to drink too much water during endurance exercise? The answer is definitely 'yes'. Water overload (hyponatremia) is a potentially life-threatening condition. Read on to learn who is at risk and what you can do to prevent it.Hyponatremia occurs when the sodium concentration in the blood drops to a dangerously low level. Sodium serves an important role in the … [Read more...] about Water overload in sport: who is at risk?