Insulin, the hormone widely recognized for its role in regulating blood glucose levels in the body, serves as a lifeline for many diabetics. Insulin abuse is the latest deadly trend among elite...
Insulin Use and Abuse: Helpful or Lethal?
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Physiology
Articles focused on biological processes and physiology relevant for personal trainers and their clients.
The Lymphatic System: Tuning the Other Half of a Client’s Circulatory System
Most older clients can and should "tune-up" their lymphatic circulation with planned exercise to better their health. Lymphatic “tune-up” is desirable in any period. Yet this focused effort may be...
High Blood Sugar Lowers Aerobic Fitness
Although exercise is essential for good health, high blood glucose, or blood sugar, levels can undermine or even cancel out the benefits of aerobic exercise. Hyperglycemia and Workout Capacity...
What is Metabolic Age?
As health and fitness professionals, we spend a significant amount of time studying and discussing metabolism. To our clients, this simply means how many calories they burn a day at rest and during...
How Your Ears and Poor Hearing Affect Balance
A convenient place to tuck stray hair, holders to display chic jewelry, the means of hearing a symphonic orchestra…indeed, our ears serve a multitude of functions! Learn how a sense of balance also...
Mighty Mitochondria: Powerhouses of the Cells
Mitochondria play a huge role in our energy levels and our metabolic functions. Can we help clients make the most of these cells’ power? As tiny as these organelles seem, mitochondria are the...
Workout Hangover? Blame Training, Not Alcohol
Have clients ever complained of experiencing unusual and daunting exhaustion after several intense sessions at the gym? In addition to a cascade of other physiological processes, he or she may have...
Understanding Respiratory Rate and Exercise: What Personal Trainers Need to Know
Although heart rate and sweat are seen as measurements of a great workout, another big factor in exercise success is the respiratory response. The more your personal training client huffs and puffs,...
Water In, Water out: The Value of Sweating and Hydrating
Sweating is our body’s natural cooling system. It keeps our temperature in check working on an automatic internal thermostat. Think of our pores as the permanent filters in the body system providing...
Helping Athletes Recover From Overtraining Syndrome
Personal trainers may occasionally work with clients who consistently push themselves too hard and too frequently. The ramifications of this habitual body-battering are far-reaching. An athlete or...
