DO WINNING IN SPORTS AFFECT LIFESPAN?
(Collage from Gerhard Gellinger) A few days ago I found two interesting articles about lifespans in athletes, and how the victory can affect lifespan. One of them compared longevity in… Read more »
Category: Science
INTERMITTENT DIETING (2/2): use in athletes and general recommendations
Many studies show that the refeeding periods are important to keep resting energy expenditure levels “active” and avoid some of the adaptations linked to most usual diets. Therefore the weight… Read more »
INTERMITTENT DIETING (1/2): more effective than other diets?
Food pyramid of the US Department of Agriculture Dieting has been extensively used by athletes, in order to lose body weight or fat prior to competition, especially in some sports… Read more »
MICROVESICLES RELEASE AND EXERCISE
Cells release small vesicles in the extracellular space, which can enter the circulation and interact with remote cells. They are called microvesicles, and when discovered it was thought that they… Read more »
CAFFEINE: AN ERGOGENIC AGENT IN SPORTS PERFORMANCE?
The performing enhancement of caffeine has been known for more than a hundred years, both in endurance and high intensity activities, although its effects on maximal strength are not clear…. Read more »
ULTRA-ENDURANCE: NUTRITION AND HYDRATION
For a race to be considered ultra-endurance it must last more than 4 hours, although sometimes they are only considered if lasting beyond 6 hours. These races can last for… Read more »
THE ATHLETE´S HEART (2/2): PATHOLOGICAL CARDIAC ENLARGEMENT AND SUDDEN CARDIAC DEATH
It is important to differentiate if a cardiac enlargement is pathological, or a physiological adaptation to sport practice. Cardiac magnetic resonance is useful to assess myocardial thickness, chamber volumes, tissue… Read more »
THE ATHLETE´S HEART (1/2): PHYSICAL CHANGES AND CARDIAC OUTPUT
Around the end of the XIX century we find the earliest studies on the heart and sports practice, when it was reported cardiac enlargement among Nordic skiers (Henschen) and university… Read more »
TRANSCRANIAL STIMULATION AND SPORTS PERFORMANCE
Faraday discovered in the XIX century that when an electrical current pass through a wire it generates a magnetic field. If a second wire is located nearby, an electrical current… Read more »
IS BEETROOT JUICE ENHANCING SPORTS PERFORMANCE?
Performance in endurance events is depending on many parameters, and any improvement could mean the difference between a good runner and an elite one. Besides training, nutritional strategies and supplements… Read more »