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Strength Training
Questions
by Jim Coughlin, CPT
Strength training is an integral part of your fitness program.
Listed below are some answers to commonly asked questions that will
guide you toward success.
What is strength
training?
Will I lose weight from
strength training?
How many times a week should
I strength train?
What exercises should I be
performing?
How long should my strength
training sessions last in duration?
Does lifting weights make
women bulky?
What is the difference
between machines and free weights?
How much weight should I use
when lifting?
How many sets and repetitions
should I perform when weight training?
Is it possible to do weights
and cardio in the same workout?
Should I warm-up before I
exercise?
What is the difference
between isolation and compound exercises?
What are
supersets?
What if I'm stuck on the
same weight for weeks?
Why are my arms the first
body part to get fatigued when lifting?
How do I know if I'm
overtraining?
Will more fat be burned if I
do upper or lower body exercises?
I want to get rid of my love
handles. Is their an exercise to target that area?
What is the difference
between aerobic and anaerobic?
Is it better to train the
whole body, or should I alternate muscle groups?
I'm doing a group weight
training class at my local gym, I am eating properly, and I am
doing cardio exercise, yet I still do not look different.
Why?
Why is it taking me longer
to get into shape then this other guy in the gym? I'm doing exactly
what he is doing.
Q: What is strength
training?
A: Strength training is any type of resistance
training performed on the muscles of the body. The resistance
creates a force that puts an overload on the muscles. When this
overload is placed on the muscles, it causes them to break down.
The muscles of the body then heal or recover, and a new recruitment
of muscle fibers takes their place. This process makes your muscles
stronger and gives your body a leaner appearance. Forms of strength
training include; free weights, machines, cables, bands,
calistetics, isometrics, plylometrics, functional training and manual
resistance.
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Q: Will I lose weight
from strength training?
A: Yes. Having said that, you must understand that
there are two types of tissue that make up your weight. These
tissues are fat and muscle. When you initially step on your scale
after a couple weeks of weight training, it may appear that you are
losing only about a pound a week or you might be gaining weight.
The weight scale does not accurately represent what is taking place
in your body. Muscle is a highly active, dense, tissue that weighs
more then fat and additionally takes up 5 times less space.
Strength training in essence helps you lose fat / weight or in
other words, decreases your body fat, while increasing your lean
body mass (LBM). Lean Body Mass is the amount of muscle your body
is composed of without fat. Just because you are not losing a
significant amount of weight doesn't mean you are not on your way
to having a better body. Just pay attention to how your clothes
fit. If you are training properly, they should feel loose.
A good analogy to help you understand muscle weight versus fat
weight is if you were to compare a soft ball to a beach ball. A
softball (muscle) is heavier, yet significantly smaller. A beach
ball (fat) is lighter, but noticebly bigger.
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Q: How many times a
week should I strength train?
A: You can train your body everyday, as long as you
are fatiguing different muscles. However, for people first starting
a weight training program a good frequency to start out is 2-3
times a week. Once you become more advanced, you may increase this
by a day or two, although it may not be necessary.
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Q: What exercises
should I be performing?
A: You should generally do exercises that are going
to strengthen your weaker muscles to avoid muscle imbalances. For
example, a lot of men do bench press and biceps curls more then any
other exercise and in some cases it is the only exercises they do.
Besides having a big chest and arms they are creating a huge
problem for themselves. Since the muscles of the back are being
neglected, the muscles of the chest and front shoulders are much
stronger than the upper back. This causes the shoulders to shift
forward and also results in the back muscles tightening. This
muscle imbalance causes incorrect posture and is also responsible
for back pain.
You need to balance your exercises to avoid this. Before you
start exercising, you should know what muscles of your body are
weakest. If you are unsure about this or you do not know how to
perform particular exercises it would be wise to seek professional
guidance.
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Q: How long should my
strength training sessions last in duration?
A: Typically your sessions should last one hour.
After an hour your testosterone levels decrease and your cortisol
levels increase. Testosterone is the hormone responsible for
building muscle. Cortisol is a hormone that destroys your muscle
tissue and stores fat in its place. The reason is because you are
putting to much stress on the body.
Another reason for limiting your routine to an hour is because
your glycogen (stored carbohydrates) diminishes as well. Glycogen
is the fuel you need to exercise effectively with lasting strength.
Unless you are a bodybuilder, working out beyond an hour is
basically a waste of time. You need to use the time after exercise
for rest and recovery.
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Q: Does lifting
weights make women bulky?
A: No. Since women have much less testosterone, it is
not possible for them to get bulky unless they are taking anabolic
steroids. Having said that, the only way women may appear to look
bulky or thicker than normal is if they are not doing their entire
fitness program correctly.
For example, let's say a woman starts a strength training
program with her body fat percentage above 35 percent. If she fails
to do cardiovascular exercise and additionally has poor nutritional
habits. Overtime her body may get bulky. Cardio and good nutrition
help stimulate fat burning and must be done in addition to lifting
weights. If both of these components are neglected, the bulkiness
will become more evident because the existing fat surrounding the
muscle will expand from the muscle being built underneath the fat
tissue. To avoid this, you must combine consistent cardio
exercise and healthy eating to your program.
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Q: What is the
difference between machines and free weights?
A: Machines target the specific muscles you work
while overloading them in a 2 dimensional environment rather than 3
dimensional. They put a greater force on one muscle at a time
rather then a combination of muscles. Machines also are designed
for people who are new to exercise. They can perform exercises on
machines with a lesser degree of difficulty than free weights, thus
making them feel safer.
When training with free weights you have to know what you are
doing, because you are working against gravity instead of having
your range of motion guided for you. You are working additional
muscles including the ones you are isolating. These other muscles
help stabilize your body for support. It is important to have
someone spot for you when using free weights to avoid injury. Both
methods are very effective for building a strong, muscular
body.
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Q: How much weight
should I use when lifting?
A: This depends on your goals. Heavy weight builds
strength, whereas low weight burns fat. Generally, it does not
matter how much the weight may be, as long as you lift it as many
times as you can until you are feeling a good burn (lactic acid) in
your muscles, and you are pushing yourself to your maximum limit
each time you exercise. If you do not keep a record of the weight
you are performing each session, or if you repeatedly do the same
weight over and over, you will not force your body to change.
Consequently, you will not see results or become stronger
because your body will force itself to adapt to the unchallenging
program you are putting it through. It is very important to track
the weight you are using and be progressive with your workouts to
avoid hitting a plateau.
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Q: How many sets and
repetitions should I perform when weight training?
A: You should generally perform 12-20 repetitions and
2-3 sets at a time for each exercise if your goal is to burn fat.
If you are trying to build strength your reps should be within 8-12
repetitions while your sets should range from 1-2.
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Q: Is it possible to
do weights and cardio in the same workout?
A: Yes. If you are going to do both of these
exercises in the same workout, it would be more beneficial to do
weight training first, then your cardio. When you lift first, you
are able to maximize your glycogen fuel so you have a productive
workout. After you burn off your glycogen, your body primarily uses
fatty acids for fuel. This is why cardio is effective
afterwards.
If you were to perform cardio exercise initially, you would not
have enough stamina left over to do your strength training routine,
and you will tire more easily. In addition, you would not be able
to burn fat productively because your body has to use your existing
blood sugar (glycogen) before it can burn a higher percentage of
fat.
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Q: Should I warm-up
before I exercise?
A: Absolutely. Anytime you are about to exercise,
your muscles will always be cold and tight before you start. When
you warm up, you are doing just that. You are increasing the
temperature of your body or preparing it to be more coordinated and
flexible, so you reduce the possibility of injury.
A good analogy would be to pretend your body is a rubber band in
the freezer. If you take the band out of the freezer and pull or
twist on it, it will break. However, if you put the rubber band in
a warm glass of water and then try the same thing, you will find
out that it is much more elastic and maneuverable. Warming up,
treats your body the same way.
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Q: What is the
difference between isolation and compound exercises?
A: Isolation exercises are single-joint exercises
that primarily work one muscle. Compound exercises are double-joint
exercises that work more than one muscle at a time. Some examples
of isolations include the following: biceps curl, triceps
kickbacks, front raises, lateral raises, chest flys, reverse flys,
leg extension, leg curl, and calf raises. Some examples of
compounds are: squats, lunges, dead lifts, leg presses, bench
press, lat pull-downs, upper back rows, and shoulder presses.
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Q: What are
supersets?
A: Supersets are performing exercises with little to
no rest in between sets. Its an effective way to workout without
taking a lot of time and it is also a great way to push your
muscles to their maximum capacity. Types of supersets include
pre-exhaust and post-exhaust. When doing a pre-exhaust routine you
do an isolation movement first followed by a compound exercise.
Example would be chest flys followed by chest presses. Post-exhaust
are compounds first, then the isolation. Example would be squats,
then a leg extension done afterwards.
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Q: What if I'm stuck
on the same weight for weeks?
A: This primarily means your body is hitting a
plateau. Or in other words, you are not being progressive with your
workouts which are causing your body to adapt.
The best way to get out of this rut is to change your exercise
routine. If you have been using machines for a while, try doing
some free weight exercises, then cables, then bands, then
calisthenics, and while you are at it throw some cardio in between
sets. The possibilities are endless. Your body is too smart to do
the same thing repeatedly; you need to keep it guessing.
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Q: Why are my arms the
first body part to get fatigued when lifting?
A: It could be because you are new to fitness and you
need to become more accustomed with working your muscles. When you
do upper body exercises you are either pushing or pulling. Your
arms are composed of the triceps muscle which are used for the
pushing and the biceps for the pulling. Since you are always using
your arms for upper body work, they will always fatigue sooner than
you're other muscles.
The key is to stay consistent with training and always use
proper form. Overtime you will notice that your arms will not play
the weak link role as much. Instead your body will start to tire as
a whole because all of your muscles will be able to work
together.
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Q: How do I know if
I'm overtraining?
A: You usually know if you're overtraining because
your body is constantly tired. The reason for this is because you
are working out too frequently without properly feeding your body
the essential nutrients it needs. In addition, you are not allowing
your body to rest and recover leaving your body vulnerable to
injury.
You must understand that the more strenuous activity or exercise
you place on your body, the more proper foods you have to eat. The
same goes for rest. For strength training it's ideal to wait 48 to
72 hours before you work the same muscles again. Cardio is not as
hard on your body, so you can do it everyday, but again you must
feed your body correctly. It is recommended that you get 7-9 hours
of sleep for your recovery time.
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Q: Will I burn more
fat if I do upper or lower body exercises?
A: You burn more calories doing lower body exercises
because you are working larger muscles. However, that doesn't mean
you should constantly do leg workouts. You should always balance
your workouts to avoid muscle imbalances.
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Q: I want to get rid
of my love handles, is their an exercise to target that
area?
A: This question pertains to spot reducing and it has
always been a common misconception in the fitness industry. You
cannot burn fat in specific areas of your body from a particular
exercise. Most people are under the impression that doing crunches
or oblique twists will get rid of body fat around their mid
section.
This simply will not work. They may be able to develop stronger
abdominals, but they will not lose the fat that sits above it.
To lose those love handles you must combine progressive strength
training, cardio exercise, and good nutritional habits. These 3
components are all you need to be successful. You must understand
that your body burns fat globally not locally.
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Q: What is the
difference between aerobic and anaerobic?
A: Aerobic means "with oxygen". Aerobic exercise is
any activity that is continuous in movement at a low intensity for
more than 2 minutes in duration. Walking, jogging, running, biking,
rollerblading or swimming are all good examples of aerobic
exercise. Your body primarily burns fatty acids when performing
this activity.
Anaerobic means "without oxygen". Anaerobic exercise is any
activity that involves high intensity quick movements that are
constantly stopping and going. Weight training, power lifting,
sprinting, football, basketball, baseball, and tennis are prime
examples of anaerobic exercise. Your body primarily burns sugar
when doing this exercise.
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Q: Is it better to
train the whole body, or should I alternate muscle
groups?
A: When you train your entire body, it's tougher for
each muscle group to perform as efficiently because your body
fatigues sooner. Training the back and buttocks uses much more
energy than exercising the back and biceps. That's not to say that
training the entire body is not effective, you can still achieve
great results. Just don't get down on yourself if you cannot do a
specific exercise productively.
When you alternate lower and upper you are able to maximize each
exercise with better intensity and accompany that with precision
form. You are also not as susceptible to exhaustion because you are
balancing the muscles you workout. So, I would say both methods are
equally good. Just choose what's best for your goals.
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Q: I'm am doing a
group weight training class at my local gym, I am eating properly,
and I am doing cardio exercise, yet I still do not look different.
Why?
A: The reason for this absence of change is because
your weight training class is not pushing your body hard enough.
When this happens your body adapts because it has become too
efficient with what you are doing. You have to force your body to
change. The only way to increase muscle and strength is if you are
pushing your muscles to their maximum capabilities. This doesn't
mean you should do heavy weight. It means you should challenge your
body to its highest threshold.
When you do this, you will be able to transform your body for
that sculpted look you want. Classes are an effective way to get a
great aerobic workout; however they are not designed for building
muscle. The best way to build muscle is through intense and
progressive resistance training with machines, free weights or
other types of resistance.
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Q: Why is it taking me
longer to get into shape then this other guy in the gym? I'm doing
exactly what he is doing.
A: This is always frustrating for some people. The
main reason why you are taking longer than this other person is
because your genetics are different than his. This doesn't mean you
cannot build a great body, you can, you just have to be patient and
not compare yourself.
There are 3 different body types that everyone is born with.
They are known as ectomorph, mesomorph, and endomorph. Ectomorphs
are usually lean, tall, long limbed, small jointed, skinny and full
of energy. Mesomorphs are naturally lean, muscular, broad
shouldered, medium jointed, and have small waists. Endomorphs
usually carry more body fat, are large jointed, have short tapering
arms and legs, and usually have wide waists.
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