Changes in Leprechaun Traits: Now a Wealthy Shoemaker. 1  The Mystery of the San Pedro Mountains Mummy. 2  Irish Lore Keeper gives Dire Warning: US Company will be Cursed if Ancient Fairy Fort is Destroyed. 3  The nature and danger of the legendary Kobold. 4  Evolving Forms: An Intriguing Look at Shapeshifting.
Exertional Dyspnea. Shortness of breath during exercise (exertional dyspnea) produces a sensation of not being able to get enough air and a feeling of being out of breath..A number of factors can cause exertional dyspnea, but they are usually related to insufficient tissue oxygenation by the blood.xertional Dyspnea. Shortness of breath during exercise (exertional dyspnea) produces a sensation of not being able to get enough air and a feeling of being out of breath..
Typically, with maximal exertion, that means we are inhaling at a respiratory rate of between 50 and 65 times per minute. Not so in swimming. Most swimmers breathe every cycle and to one side only (a cycle is two arm strokes, or hand entry to hand entry).