How to Exercise:
Aerobically
Helping
You To Discover The Benefits Of Aerobic Exercise
To get the most of out a workout you need to know
how to exercise. Without that knowledge, you may not get the most out of
your workout, be it simple or complex.
There are three fundamental elements in
exercise. By just changing one of these elements, you can improve, or
more often, impair the benefits of your workout.
Whilst these elements are incorporated
into a muscular exercise program, they are applied differently. Click here to learn How to Exercise: My
Muscles.
But if you want to learn How to
Exercise: Aerobically, you're in the right place.
The three elements to exercise are:
- Intensity
- Frequency
- Duration
Below is a breakdown of each element and how to
apply them. Read pass Duration to learn what happens if you do less than
what is recommended. Learn what happens if you break the three
rules!
How to exercise - Intensity
Intensity is a measure of how much effort you put into an exercise, over
a period of time. It's how hard you push yourself during your exercise
program.
An intense workout is achieved when you
are able to speak during a workout. If you can sing, the workout is too
easy. If you can barely speak, or about to blow the 3 little pigs,
houses down (by huffing and puffing) then it is too hard.
Sometimes intensity is measured by how
hard your heart works (or BPM - Beats Per Minute) but typically, it's
measured by how many calories you burn in a workout.
Why isn't intensity typically measured
in BPM (Beats Per Minute)?
Whilst it is important to get your
heart rate up every once in a while, it is dangerous to tell a group of
different types of people to get their BPM to, say 140, as a measure for
intensity. And it's not hard to see why...
Anyone with a heart condition,
overweight or above 60 years old may find this too hard a challenge;
pushing their body to the limit. They may also risk having a heart
attack.
Then again, an athlete may not see this
as a challenge, so it won't have much effect on his workout. But this
measurement can be useful if it is specific to you.
A medical professional may set a
threshold for your workout by using your BPM. It can help set goals,
plot any data and can be a very accurate measure of intensity.
Ever heard of the term Calories
burnt per session?
We all know about calories, right? It's
not just about losing weight. Calories (or Kcal) is just another
measure of energy. For an effective workout, exercise physiologists
believe that you should burn between 200 and 400 calories.
At this level you should be able to
have an intense exercise program, helping you to build and maintain
fitness, strength and flexibility.
Bear in mind though, the heavier you
are, the more calories you burn per minute. It also varies from exercise
to exercise so as always, consult your doctor/dietician.
Can I lose weight if I eat less and
do aerobic exercises?
Theoretically, yes you can but you
should always make sure that you are aiming for a "normal" BMI (Body
Mass Index) and are still eating enough calories to keep your body
functioning.
A beneficial way to eat whilst on a
weight loss diet is with fat burning foods. You can learn more about the benefits of
fat burning foods here.
How to exercise - Frequency
Frequency is an easy one to grasp. This
is how often you exercise per week. Ideally you should exercise 3 times
a week whilst you are unfit. You can exercise for more, but if you do,
exercise your muscles for 3 other days of that week.
To build both muscular strength and
aerobic fitness exercise 6 times a week. Using the A/B rule is often
preferred (Day 1 - train aerobically, Day 2 - train your muscles etc)
especially if you take a rest day in the middle of that week.
To learn more about the muscle workout program
check the How to Exercise: My Muscles page.
How to exercise - Duration
Duration describes how you long you
perform a workout. A workout starts when you warm up and ends when you
cool down. Whilst unfit, each workout should last for 30 mins.
Don't Forget, you need to give 3-5
minutes for a warm up and a cool down (that's 6-10 mins in total).
What happens if I break the three rules of
aerobic exercise?
Intensity - Exercising less than
200 Kcal is not really exercising! We all use energy when we walk but
that barely conditions our legs. It is almost a waste of time because
your body won't retain many benefits.
Frequency - An exercise program
that is only performed twice a week is only useful for aerobically fit
individuals. This is because they don't need improve their aerobic
fitness any further.
Exercise performed twice a week will
only maintain fitness levels. It will do very little if your fitness
level is poor.
Any less than twice a week will result
in a decline in aerobic fitness. EVEN FOR ATHLETES! In one study VO2 MAX
dropped from 49 to about 45 in ten weeks, in those exercising just once
a week. VO2 MAX dropped even further from 49 to about 43 in ten weeks,
in those who didn't exercise.
To learn more about aerobic capacity and VO2 MAX click
here.
Duration (Longer) - If you don't
limit the duration of an exercise session one of two things will
happen:
- You'll spread your intensity over a longer
period of time, reducing the effectiveness of the workout.
- You'll maintain the same rate of intensity in that period,
burning more energy and more calories.
The second one may not seem like such a bad thing but
it can be. If you are unfit, your recovery time may take longer. You
may become de-motivated and break your exercise routine because of it.
For aerobically fit individuals, this may
not be the case. In that scenario, a longer workout with the same
intensity may further improve their aerobic capacity.
Duration (Shorter) -
Unfortunately, this is more likely to happen! Without a good fitness
level, your body won't benefit very much from an exercise workout
shorter than 30 mins.
In other words, if you're
unconditioned, little or no training will be the effect of a
shortened exercise workout.
Then again, aerobically fit individuals
can exercise for as little as 20 minutes to maintain their
fitness level. This is because their bodies are conditioned, able to
retain more exercising benefits than anyone unfit.
What about stretching? Do I really
need to bother?
!!!ABSOLUTELY!!!
Without it, you risk damaging your
joints, ligaments, heart and will reduce the benefits of a workout.
To learn more about muscle stretches head to
the How to Exercise: My Muscles page.
Or head back to the Exercise: Workout Program
page.

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