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Improving
or maintaining health should be a primary goal of an exercise program.
Health not only refers to the absence of disease or illness but
may include the way a person feels about their body, their confidence
about participating in a variety of activities, and their overall
attitude towards life. For many people feeling physically fit and
strong is part of being a well-rounded, confident person. Resistance
training (weight training) can play an important role in the development
of self-confidence and body satisfaction by increasing strength,
building and toning muscles, and increasing muscular endurance.
It can also help maintain lean body mass (important for individuals
attempting weight loss), decrease the risk of osteoporosis, develop
coordination and balance, and prevent injuries resulting from weak
muscles.
Is Weight Training For You?
The degree of muscularity considered physically attractive can vary
greatly from person to person and between sexes. Men many times
desire more muscular “bulk” whereas women may be more
concerned with “toning” muscles. Even though weight
training has many health benefits, the way it will affect a person’s
body shape is usually very important. Understanding how your body
will respond to a training program can eliminate many of the myths
associated with lifting weights and will enable you to design a
program specific to your needs. A common fear among women is that
weight training will cause them to look excessively muscular or
masculine.
It is important to understand that a woman's body will respond
differently to weight training than a man's because of hormonal
differences. The hormone testosterone plays a major role in muscular
development. Because women have very little of this hormone, they
tend not to “bulk-up” with weight training. Although
illegal and potentially very harmful, many professional bodybuilders
(men and women) take performance enhancing drugs which upset their
hormonal balance and build more muscle. The risks associated with
taking these drugs (anabolic androgenic steroids) include testicular
atrophy in men, the development of male characteristics in women,
acne, liver damage, and mood swings. People interested in weight
training should understand that their bodies will not respond to
lifting weights in the same way as someone taking anabolic steroids.
Every individual also has genetic characteristics that will affect
the way they develop strength and change their body shape in response
to weight training.
Principles of Weight Training:
- The Overload Principle states that muscle size, strength and endurance
will only improve when the stress (weight or repetitions) is greater
than that usually encountered.
- The Progressive Resistance Principle demonstrates that as muscle
strength and endurance increase, the resistance (weight used) must
be periodically increased if further gains are desired.
- The Principle of Specificity shows that the development of muscular
fitness is specific to the muscles trained. Weight training for
sport is most beneficial to performance when the intensity and movement
of the exercise closely resembles the action of the sport.
Precautions
Weight training may be dangerous if performed improperly or without
supervision. Individuals with high blood pressure, back problems,
or hernias should consult a physician prior to engaging in a weight-training
program.
Getting started
Entering a weight room or a gym full of hard bodies can be intimidating
for a beginner. Therefore, the right frame of mind and a realistic
attitude is essential to a successful weight training program. It
is important to remember that everyone has at some time been a beginner.
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