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Full-Text Articles in Life Sciences

The Effects Of Caffeine On A Time Trial On A Cycle Ergometer, Allen Conly May 2011

The Effects Of Caffeine On A Time Trial On A Cycle Ergometer, Allen Conly

Kinesiology Student Research

Some people wake up in the morning and grab that cup of coffee to get a boost of energy to get moving. Why is it that coffee is used for this? Perhaps, it’s because of the ingredients found in coffee, like caffeine, in particular. Caffeine is used as a stimulant and a diuretic. A stimulant is an agent that enhances the activity of a body system or function. Because of its stimulating effects, caffeine is often used as an ergogenic aid. Caffeine can be used to stay awake or for better mental alertness in times of fatigue. An ergogenic aid …


The Effects Of Caffeine On A Time-Trial Cycling Performance, Chris Tucker May 2011

The Effects Of Caffeine On A Time-Trial Cycling Performance, Chris Tucker

Kinesiology Student Research

Caffeine is one of the most widely consumed drugs in the world. Its mechanism of action has given it credibility as an ergogenic aid. It has been shown to stimulate the mobilization and oxidation of free fatty acids (FFA), thus sparing muscle glycogen. Caffeine is also well documented as a central nervous stimulant and its direct effect on the central nervous system is found in its role as an adenosine antagonist. It is thought to inhibit adenosine from blocking neuronal transmission thus increasing pain tolerance and reducing fatigue.


The Effect Of Energy Patches On Substrate Utilization In Collegiate Cross-Country Runners, Ryan E. Fiddler, Doug Smith, Bert Jacobson, Crishel Klein, Aric Warren, Matt O'Brien, Brennan Thompson, Lee Everett Apr 2011

The Effect Of Energy Patches On Substrate Utilization In Collegiate Cross-Country Runners, Ryan E. Fiddler, Doug Smith, Bert Jacobson, Crishel Klein, Aric Warren, Matt O'Brien, Brennan Thompson, Lee Everett

International Journal of Exercise Science

It is well established that an increased capacity of skeletal muscle to oxidize fatty acids can spare glycogen and delay the onset of fatigue in mild- to moderate-intensity exercise. The purpose of the following study was to examine the effect of LifeWave® energy patches on non-protein substrate utilization in Division-1 cross-country runners. To determine the effect of the patches subjects were pretested to establish baselines and randomly assigned to an experimental (EX) or placebo (PL) group. Twenty-two trained male (n = 11; mean ± SD, age = 21.1 ± 2.6years, height = 179.6 ± 4.2cm, body mass = 71.4 ± …


Effect Of The Power Balance® Band On Static Balance, Hamstring Flexibility, And Arm Strength In Adults, Princessjoy Verdan, Geanina Barna, Anntionette Roquemore, Brad Fenter, T. Scott Marzilli Feb 2011

Effect Of The Power Balance® Band On Static Balance, Hamstring Flexibility, And Arm Strength In Adults, Princessjoy Verdan, Geanina Barna, Anntionette Roquemore, Brad Fenter, T. Scott Marzilli

International Journal of Exercise Science: Conference Proceedings

The purpose of this study was to determine the effect of Power Balance® bands on strength, flexibility, and balance. Strength and flexibility were measured using the MicroFit system. Strength was measured via a bicep curl and flexibility via a sit-and-reach. Balance was measured by the BIODEX System SD. There were four different conditions for the balance test: eyes open on a firm surface (EOFS), eyes closed on a firm surface (ECFS), eyes open on a foam surface (EOFoS), and eyes closed on a foam surface (ECFoS). There were 24 subjects used (10 males and 14 females). A counterbalance, double-blind, placebo, …