Thursday, 4 June 2015

WORKOUT FATIGUE - THE FACTS

 
SOME TIPS ON HOW TO MANAGE FATIGUE
 

Every day’s a new day at the gym, in class or on the track.  Of course this sounds obvious but your body doesn’t always respond in the same way or even as you might anticipate and therefore sometime exercise feels a breeze and some days it feels more like staggering uphill into a gale.  It sure feels fine when you feel like you could just swing along for hours but what’s the deal with those times that you’ve barely started and you’re clock watching and feeling totally wiped out. 
 
There can be physical reasons for this feeling of fatigue or it can be psychological.  It could be your body telling you to hold up, you’re over training and it’s time to shake things about. 
 
Don’t allow dehydration to set in as at an extremely low rate, less than 5%, dehydration can impair performance.  Research shows that this can result in reduced coordination, premature fatigue and the body’s ability to regulate its core temperature.  Keeping fluids up will probably help to avoid depleted motivation which could be the brain’s self-preservation reaction to the stress overload that it’s experiencing due to feeling dehydrated. 
 
As muscles perform at moderate to high intensity they’ll depend on carbohydrates and fat as their primary source of fuel.  The body stores carbohydrates in the form of glycogen to provide energy to the muscles.  These glycogen stores become a primary requirement as the muscles are called upon to perform vigorous exercise.  Exercising in a fasted condition for a prolonged period of time can cause the muscles to become fatigued and create permanent damage.  At this point the liver will cut in to assist by using amino acids to make glucose.  This is gluconeogenesis.  However, if exercising in a prolonged state it may not always be possible for the liver to produce sufficient glucose.  A result of which is a drop in the blood glucose level, resulting in premature fatiguing. 
 
To assist in training, complex carbohydrates consumed 30-60 minutes ahead of your workout, at a rate of roughly 0.5g per pound of body weight will assist in maintaining energy and warding off early onset fatigue.  That way you’ll train better and feel the benefit.
 
Iron levels too can also be responsible for a dip in degree of performance and a rise in feeling fatigued.  Iron deficiency, possibly more common than you might think in weight watchers and dieters, those with an under-active thyroid or diabetes. 
 
Overtraining is a culprit in loss of optimum performance.  Rather than fitness gains and enhancement, overtraining has the exact opposite effect and will most likely leave you feeling that a fairly standard level of endurance is unachievable.  This also induces other attendant negatives such as reducing immunity to infection.
 
How do you know if this applies to you.  One good indicator is an early a.m. resting heart rate.  There are many good Apps and heart rate monitors available.  If your morning heart rate shows an increase of say 5 beats on its regular average range, the signs would indicate that overtraining could be one cause.  And it might be wise to consider taking some rest days and recommence at a lower intensity or try something new and different.  Swap a gym session for aquarobics or a run for a Zumba class.  You never know, this could bring unexpected reinvigoration.  Sleep and nutrition are also always contributors in the mix.
 
Keep change in mind but start with small changes like the amount of liquids and carbs you are taking on board prior to exercising to keep your body happy and constant. 

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