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Can Exercise Negatively Impact Mental Concentration?

Posted by Dr. Robert Portman on 7/31/2019 to Performance Tip Of The Week
Can Exercise Negatively Impact Mental Concentration?
That almost sounds like hearsay since the positive benefits of regular exercise on health parameters are well documented. Multiple studies have shown that regular exercise decreases the incidence of cardiovascular disease and diabetes and can even impact the severity and onset of Alzheimer’s. Non-controlled studies also show individuals that exercise regularly have a more positive attitude about life and are better able to focus. However, a key question is whether exercise improves cognitive performance such as mental concentration and focus...

The Keto Diet and Endurance Exercise

Posted by Dr. Robert Portman on 7/17/2019 to Performance Tip Of The Week
The Keto Diet and Endurance Exercise
For endurance athletes the keto diet sounds ideal. By keeping carbohydrate consumption low, fat becomes the primary fuel for muscles during exercise. Increased fat burning translates into increased lean body mass. Like many propositions, it sounds too good to be true and it is. Although your muscles primarily use carbohydrate and fat for fuel they are not necessarily interchangeable...

Is Water The Best Sports Drink?

Posted by Dr. Robert Portman on 7/11/2019 to Performance Tip Of The Week
Is Water The Best Sports Drink?
In these hot, humid days, maintaining fluid balance should be the #1 priority for all endurance athletes. No other physiological parameter causes as rapid and significant drop in exercise performance as dehydration. As little as a 2% drop in body weight through sweating results in a decrease in exercise performance. That isn’t very much. It’s not uncommon for an individual weighing 150 lbs. to lose 3 lbs. during an endurance bout lasting 45 minutes. Dehydration causes...

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