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Hero Amino Acids #2 - Leucine

Posted by Dr. Robert Portman on 8/3/2018 to Performance Tip Of The Week
Hero Amino Acids #2 - Leucine
Of the 21 amino acids, leucine has a special place in endurance exercise. Although amino acids are the building blocks of protein, leucine, in its free state, has a major impact on endurance as well as muscle recovery. Leucine belongs to a class called branched chain amino acids (BCAAs), which compose about one-third of muscle protein. At one time, researchers believed that carbohydrate and fat were the only sources of muscle energy. In the mid 80’s it was discovered that when exercise exceeds 40 minutes BCCAs become an important fuel source supplying up to 20% of muscle energy needs. Even among the three BCCAs, leucine has a special role in this regard being far more readily converted to energy than the other two.

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Five Simple Ways to Increase Lean Body Mass: Overview

Posted by Dr. Robert Portman on 7/25/2018 to Performance Tip Of The Week
Five Simple Ways to Increase Lean Body Mass: Overview
A key component of fitness is increasing lean body mass. Increased lean body mass offers aesthetic, metabolic and fitness benefits.  Although exercise is the cornerstone for increasing lean body mass, there are five simple steps one can take to increase lean body mass faster.

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How Does Caffeine Extend Endurance?

Posted by Dr. Robert Portman on 7/17/2018 to Performance Tip Of The Week
How Does Caffeine Extend Endurance?
Caffeine is a remarkable product for serious athletes because it extends endurance four ways, "read more" to see what they are.


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Hero Amino Acids #1 - Arginine

Posted by Dr. Robert Portman on 7/9/2018 to Performance Tip Of The Week
Hero Amino Acids #1 - Arginine
Arginine improves nutrient and oxygen delivery because it is a precursor for nitrous oxide, an essential compound shown to increase blood flow.  Arginine also stimulates specific agents responsible for the transport of carbohydrate from the blood into the muscle cell.  Finally, arginine is a potent stimulator of insulin release.


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Exercise Is Good For The Body, Even Better For The Brain

Posted by Dr. Robert Portman on 7/2/2018 to Performance Tip Of The Week
Exercise Is Good For The Body, Even Better For The Brain
Multiple studies have shown that serious exercisers derive many benefits in terms of cardiovascular, bone and muscle health. There have also been a number of studies showing a positive correlation between exercise and a decreased incidence of dementia and Alzheimer’s disease. These studies show that regular exercise can dramatically reduce the development and severity of dementia and Alzheimer’s later on in life.

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WATCH: Dr. Portman's Father's Day Skydive With 2nd Surge

Posted by Dr. Robert Portman on 6/25/2018 to News
WATCH: Dr. Portman's Father's Day Skydive With 2nd Surge
For Father's Day this year, Dr. Portman and his son, Jon, got together for a day of father-son bonding. Some dads like a relaxing day of fishing, some play golf, and some take to the sky to share a rush of adrenaline. Check out the video here and see how he did!  
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