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Hypoxic training is a method of training that reduces the availability of oxygen to the body.

Some people , including many athletes, believe that it can lead to physiological changes that allow the blood to carry more oxygen and thereby improve physical endurance.

The question is – does this concept hold water? Because of the inconclusive nature of the studies done so far, the answer to that question is still up in the air.

What scientists do know is that constant exposure to low levels of oxygen can do more harm than good to the body. It may cause  chronic stress, detraining, and edema (fluid buildup in the lungs and brain).

In some cases, blood can thicken too much, raising the risk of death due to blood clotting.

Some athletes, however, have found that intermittent hypoxic training in combination with regular training has improved their level of performance.

Others feel that sleeping or living at high altitudes (or simulated high-altitude environments) and training at low altitudes increases their endurance.

This is known as the LHTL (Live High Train Low) method and is supposed to counteract the effects of detraining while enhancing performance by an averageof 2 to 3 percent.

Heading for the hills isn’t the only way to achieve the effects of hypoxic training.

As you mentioned, there are now quite a few ways to simulate high altitude training, like breathing intermittently with a nitrogen mask, sleeping in a nitrogen tent, living or sleeping in a barometric chamber, and living in a nitrogen house.

Nitrogen replaces a proportion of the oxygen in the air in many of these methods, leading to oxygen deprivation and hence creating a hypoxic environment.

Notwithstanding, all these tools come with disadvantages and may not work for everyone, so it is best to consult with a health care provider when you’re thinking of using them.

First, let us just acknowledge that it’s excellent that you’re working out, regardless of the time of day. You might notice that a number of fitness facilities on campus and in the community have replied to your need by staying open late or even 24 hours a day.

From a physiological standpoint, working out at night is no different than working out during the day if that is what your schedule dictates.

Just remember to hydrate before, during, and after your routine. It is also best to eat a little prior to deciding to train – a piece of fruit or a power bar will do the trick.

If you find yourself hungry after your workout, your body may recover better with some sustenance as well.

For tips on eating and working out, see Is it better to eat before or after exercise?

When trying to determine which time of day is best for your workout, consider the following

• Working out at night may disrupt sleep for some person. If you’ve noticed a change in the sleep habits, attempt to shift your workout earlier in the evening. If possible, avoid any “workout drink” that could be caffeinated or full of sugar.

• Though research is mixed and ever-evolving, some evidence shows that individuals who workout in the morning are better able to stick to their routine. Nevertheless, if another time of day works well for you, keep it up and do what feels best.

• If you are exercising at night, whether in a park or other public space, or commuting between home and a fitness facility, pay additional attention to your safety and think about finding a workout partner (safety in numbers).

As far as feeling tired during the middle of the day, that may be related to not getting enough sleep at night.

The recommended amount of sleep per night falls between 6 to 10 hours for most individuals.

If your nighttime exercise routine is fairly new to you, it may take your body a little time to adjust.

Most individuals who exercise consistently actually report experiencing more energy from their athletic endeavors.

As mentioned above, nutrition and hydration have a big impact on our bodies, specifically our energy levels.

When your diet is deficient in any nutrients or high in sugars that can send your blood sugar (and energy levels) on a roller coaster, you could want to consider how to balance your meals and snacks.

Finally, you might find that squeezing in a 20 to 30 minute power nap during the day could help, not only to keep you refreshed, but to also allow for additional energy while you train.

Just because you can’t be on your feet doesn’t mean you must be sitting on your butt all the time.

Indeed, studies have shown that exercising can help certain injuries heal faster, if it’s done properly and without too much weight.

Notwithstanding, since excess weight or repetition can lead to reinjury, these exercises should always be done under the close supervision of a healthcare provider or medical specialist.

In addition to the exercises listed in the Alice archives (see Exercise for the physically challenged and Weight loss guidelines for someone with limited to no mobility), you can also try Pilates or Yoga.

These exercises can be easy on your foot and can improve your posture, flexibility, and balance.

To start, you may find a class and let the instructor know about your injury or get your hands on a video or DVD and fast-forward past any parts that involve any fancy (or basic) footwork.

When your cast is waterproof, swimming and water aerobics will give you a excellent workout without straining your foot. It is also a good excuse to take a look at the pool boy,  or rather, the pull-buoy.

This is a piece of foam or other soft substance that goes between your thighs while you’re in the pool, allowing your lower body to float and making your upper body do all of the work.

As you might have already noticed, working out at the health club might help you with workin’ it in the sack.

In addition to increasing aerobic capabilities and muscle strength, exercise has also been linked to a high-revving sex drive. All three of these effects are definitely beneficial underneath the sheets.

Besides possibly enhancing your self-image, which is gorgeous sexy in itself, exercise also leads to the release of certain chemicals known as endorphins.

The release of endorphins is thought to lead to a subsequent release of hormones that pump up a person’s sex drive.

Even low-intensity activities, such as yoga or tantra, may do a little somethin’ somethin’ by increasing blood flow to the genitals and increasing arousal.

Exercise might also offer a lift to some men who experience erectile dysfunction (ED), which could be caused by poor blood flow to the genital region, including the penis.

Working out gets the heart pumping and improves circulation so that all parts of the body get theirs – their share of blood, that is.

What’s more, a relationship has been shown between a man’s bulging waistline and a higher risk of ED due to underlying heart conditions.

All of this means that exercise is doubly advantageous because it can help with weight loss to get both the ticker and the pecker back in shape.

Women, no need to feel left out – being physically active might also increase blood flow to the vagina and clitoris, and make a low libido a thing of the past.

With all the other well-known health benefits of exercise, isn’t it excellent to see how all that sweat can turn into something so sexy?

Burning calories doesn’t have to be an uphill battle, though walking up a hill with a 15 degree slope will cause you to use a third more energy than walking on a level surface!

Both terrain variation and swinging of the arms will increase caloric expenditure during a walk. Terrain variation is namely helpful.

Walking downhill actually uses about the same amount of energy as walking on a flat surface, unless it is unsteady terrain.

Working to keep your balance will burn more energy, unless the surface makes you so unsteady that you’ve to walk significantly more slowly and gradually.

So varying terrain could be very healthful, just remember to wear ankle-supporting shoes, namely if walking along unpaved paths or trails.

Arm-swinging will also increase calorie-burning, lends power to your walking, and helps with balance.

Swinging the arms can burn 5 to 10 percent more calories than walking without arm-swinging. Here are some tips to maximize this benefit and minimize injury

• Be cautious not to clench your fists, as this can interfere with circulation

• Bend elbows at 90 degrees and keep arms close to the body

• With each step, the arm opposite your forward foot swings straight out rather than diagonally

• Make certain to keep the arm coming forward low – it should not go above breastbone

• Arm “pumping” and other more exaggerated arm movements are not necessarily helpful in the propelling or calorie-burning department.

Intensity and duration of exercise are mutually exclusive. It is hard to stay active at the highest intensity for a long period of time. Nearly all times, exercise is either at a higher intensity for a shorter period of time, or at a lower intensity for a longer period of time.

A benefit of walking at a faster pace is that it assists improve cardiovascular function andfitness level. In time, a individuals who trains at higher levels of intensity can gradually increase his or her exercise time, building up endurance.

A benefit of walking at a slower pace is that it allows a person to stroll for a longer duration before becoming tired, which assists to build up endurance.

In time, a person can slowly increase the intensity (speed up his or her walking), improving his or her level of fitness. Improvements in fitness occur by increasing the body’s use of oxygen (a.k.a., oxygen consumption).

Whether the intensity is high and duration is short, or the intensity is low and duration is long, relatively the same amount of oxygen is utilized and the same number of calories is expended.

One mode of exercise is no better than another – for intensity or duration. What really counts is to be consistent in any activity you pick to do.

Mixing it up – some days going for intensity – shorter, faster walks; some days going for endurance – longer, slower walks – can keep you on your toes (pun intended).

It can also make your exercise routine more intriguing, fit into any schedule, and keep you and your buddy satisfied and happy.

The body adapts to strength training, so you will not see results if you continue with the same routine.

After weeks or months of training, the same exercises that once exhausted you might seem nearly effortless.

To experience continued improvement in fitness, you need to challenge your body by making your workouts progressively harder in one way or another.

Although individuals change at different rates, it is generally advised that individuals make a few alterations in their program every 4 to 8 weeks for continued results.

You do not need to transform your entire workout, but modifying your routine slightly will help keep your muscles challenged.

Here are some basic training variables to take into consideration when you’re changing your workout, but only change one variable at a time

Frequency

This refers to the volume of times you work a muscle weekly; 2 to 3 times weekly is optimal. Muscles need rest between workouts, so leave at least 24 to 48 hours between training the same muscle.

Resistance

This refers to the weight used to perform the exercise, which may be in pounds or kilograms. the weight will affect the amount of repetitions and the amount of sets you’re able to do.

Beginners should use weights that allow them to do 12 to 15 repetitions and 1 to 2 sets of each activity.

Be certain to use trial and error to find the appropriate resistance level – decrease the weight if you can only lift it several times; increase the weight if you can easily lift it sixteen times or more.

If/When you’re upping the amount of resistance you use, do not increase it by more than 5% each week.

Repetitions

Also called “reps,” this term refers to one complete action of an exercise. the heavier the weight, the fewer the amount of repetitions you need to perform. Beginners should begin with 1 to 2 sets of 12 to 15 repetitions.

The last repetition ought to be somewhat challenging to finish – again, change the weight you use if this number of reps is too easy or hard.

Training Sets

These are a pre-determined number of repetitions of a specific activity. Beginners start with 1 to 2 sets of each exercise and increase the number of sets as they become stronger.

Rest and Recovery

This refers to the amount of time between sets and between training sessions. As you increase resistance, you will need longer periods of rest, so your muscles can recover.

Rest for at least 30 seconds between sets and for 24 to 48 hours between training sessions for the same muscle group.

Training Method

As you become stronger, you might progress to more advanced variations of activities for each muscle group. Performing such exercises stresses the muscle(s) in slightly different ways.

For even more variety, attempt throwing some following suggestions into the mix

• Be sure to work a different combination of muscle groups each day – i.e., back and biceps one day; chest, shoulders, and triceps one day; and legs and abdominals one day.

• Do a total body workout 2 or 3 times a week.

• Change the order in which you perform exercises (although bigger muscles should be trained first).

• Increase (or decrease) the volume of activities for each muscle group.

• Be certain to vary the type of exercises you do – i.e., progress to more advanced activities; use free weights; and/or vary the machines you use.

Be sure to keep in mind that when you increase resistance, you need to decrease repetitions and increase recovery time between exercises.

If you add more sets, you will need to decrease the number of repetitions.

It could help to work with a Certified Personal Trainer to develop a schedule you are able to work with over a period of months, tailored to your needs, abilities, and fitness objectives.

ACTIVITY*    Calories expended in 30 minutes  Male (175 lbs)    Calories expended in 30 minutes  Female (135 lbs)

Biking 12-13.9 mph (moderate effort)    334   258

Circuit Training     334   258

Stretching, hatha yoga    167   129

Dancing – general    188   145

Dancing – ballet, modern    251   193

House Cleaning – vigorous (mop, wash car)     188   145

House Cleaning – light (dusting, vacuuming)    104   81

Playing w/ children moderate – walk/run    167   129

Gardening    209   161

Mowing lawn – Hand mower    251   193

Running – 6 mph    418   322

Jogging    292   225

Basketball – Game    334   258

Children’s Games    209   161

Football    334   258

Frisbee    125   97

Horseback Riding    167   129

Skating    292   225

Soccer    292   225

Softball/Baseball    209   161

Tennis    292   225

Hiking    251   193

Walking – 4 mph, level surface    167   129

Walking – leisure    146   113

Canoeing/Rowing – moderate    292   225

Kayaking    209   161

Swimming laps freestyle – moderate    334   258

* Data from ACSM Resource Manual for Guidelines for Exercise Testing and Prescription Third Edition      

Be certain to check Out These Suggestions

There are numerous activities that can be worked into your day that don’t involve going to the gym or an group exercise class.

A few alternative ideas are listed below

• Walk! Do it with a friend, find a local trail, go to the mall and walk around awhile before you shop.

Park as far away from your destination as possible and walk. If you live in town, walk to do your errands.

Be certain to take a walk during your lunch break.  Walk your dog.  It’s easy!!

• Be certain to take the stairs. Be certain to use the stairs whenever you can. Avoid elevators and escalators. When you work on the 35th floor, don’t panic. Be certain to take the elevator to the 30th floor and walk the last five flights.

• Make sure to take up a sport. Call your local parks and recreation department and find out about local softball, basketball, and touch football leagues, racket sports, soccer and etc.

• Jump Rope. It is cheap, it’s easy, and you can do it anywhere (even in a hotel).

• Play Games. Play with your kids. Try these activities…They are fun for the whole family.

o In-Line Skate

o Swim.

o Ride your bike

• Dance! Learn to dance. Make sure to take tap, ballet, belly dancing, jazz, and etc. Social dancing is popular again.

Make certain to take advantage of classes being offered in your community and have a excellent time while you’re at it.

• Make certain to get outside!!  Try some of these outdoor activities…

o Garden! The majority of individuals do not realize it, but gardening is tough work. Make sure to get outside and play in the dirt.

Be sure to get rid of that riding mower and mow the lawn with a hand mower. It is excellent exercise.

o Go hiking.

o Go canoeing, kayaking, sailing, snorkeling or surfing.

o Try Horseback riding.

o Wash and wax your car.

• Clean your house.  Vacuuming, mopping, and dusting can be quite a work out.

• Do simple stretching and calisthenics exercises at your desk.

• Do anything that gets you up and moving, and most importantly, have fun!!!!!

Now that you’ve been convinced of how important exercise is to your health and well being, the next step is incorporating it into your life.

Lucky for all of us, becoming more physically active is a cinch!

It is just a matter of incorporating some simple steps into your life. Truly, you probably already are “physically active” and don’t even know it.

When you do not like to EXERCISE,  do not worry. Exercise is just one aspect of physical activity. the following are some tips to help you get began

• Tip 1 – Make a list of the reasons why you’d like to incorporate exercise into your life. Be sure to incorporate medical problems that may be improved by exercise.

When you need help, take a look at the benefits listed in our page or the Surgeon General’s Report on Exercise.

• Tip 2 – Make a list of any reasons that keep you from participating in exercise and think of ways to overcome them.

• Tip 3 – If you feel that there’s ANY health reason why you shouldn’t participate in exercise, check with your physician before starting a fitness program.

• Tip 4 – See when a friend would like to join you in your quest to become more active. Things are a lot easier and a lot more fun when a friend is involved too!

• Tip 5 – Call your local Parks and Recreation Department, YWCA/YMCA, or community organization to find out if they provide any programs or classes that may interest you.

Almost all  community centers and local colleges offer an array of dance classes, exercise classes (yoga, aerobics), cycling clubs, tennis lessons, swimming lessons, basketball, and etc.

• Tip 6 – Locate parks, and walking trails in your area. Local malls sometimes have walking clubs as well. It is a good place to go when the weather is bad.

• Tip 7 – Make sure to keep an activity journal. In it, list all the activities you’ve done each day and how long you did them.

A journal will help you track your progress, help you set goals and identify the activities that you like best.