NUFS 380 – Very Low Calorie Diets
To be categorized in these diets need to cut intakes to less than one
half of the dieters predicted needs. The main goal is to keep the calories aka
energy low. Like other fad diets this results in liberation of water from
glycogen stores. The food options include watery veggies, some grains and
very small portions of milk and meat. There is no added fats, nuts or seeds
As a result, the intake of energy is far below what is needed to
maintain weight. The deficit along with the loss of water attached to
glycogen there is a reduction in body fat and lean body mass (LBM). The
reason we are losing glycogen is because the body is attempting to fill the
deficit with its stored energy, similar to a diet low in carbohydrates.
What Does This Mean for Sport Performance?
The muscles glycogen has been decreased and that means that the
athlete’s coordination, training responses and muscle strength are also
decreased. It is an important note that the athlete’s irritability will be
increased as well (this is literally due to them being Hangry). The risk of
fatigue and loss of LBM is much higher because there is less intake of
essential nutrients due to the limitation of their food intake.
These types of eating behaviors increases th