Walk to most gyms and you will see a large percentage of members doing low intensity workouts, cycling, or aerobic routines. Most of them do their "aerobics" anywhere from 45 minutes to an hour or so. They have been told that this is how they lose weight, improve their heart and lung capacity and health. Recent research written by Dr. Mercola and Sears about (and other experts) point out this is not true. It turns out that when you do low intensity (aerobic) exercise for a longer period of time, you are promoting two very unwanted effects on your body.
1. You train your heart and lungs for low capacity. This is obviously not conducive for your cells to get lots of oxygen and nutrients on a regular basis that reduces their health in the short and long term. It also makes it more likely when and if you have an emergency event you may be less able.
2. When you exercise with low intensity (aerobic) your body interprets it to mean that you are trying to conserve your energy and therefore there is a question of when you will eat next. It then responds by preserving fat stores as "safety nets" for the expected lean times. It will be very stingy with the fat deposits it will take from muscle tissue to energy first before allowing fat withdrawal.
Both are clearly beneficial effects on the outcome of the training. Fortunately it is relatively easy to modify or "tweak" the way you exercise so you can achieve the desired results. Like most things, you don't do as much as you do. Recent research shows that contrary to aerobic models, short-term explosions of high intensity exercise with moderate rest periods are what should be the best results. Dr. Mercola calls it "Peak 8" and Dr Sears's program is called "Pace."
Basically both programs consist of 20-30 high-intensity accelerations followed by 90-minute breaks. This cycle is repeated from 4 to 8 times depending on your fitness level and the entire program takes less than 20 minutes. Profit is an increase in the ability of the heart and lungs to achieve unexpected demands. It will also create a metabolism that utilizes any excess fat store (lose weight) and subsequently allow only the right level of fat to accumulate, thus maintaining a healthy weight. It also turns out that this type of exercise promotes the reduction of HGH secretion as we age. This decline is a big factor in why we don't look and feel as good as when we were young.
So if you really want to benefit from your training, make sure it's short, sweet and intense and say NO to aerobics!
Aerobics Make You Fat and Sick
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