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DIU Gymnasium
Shamim Ansary:
How Much Exercise You REALLY Need to Lose Weight?
New guidelines issued from the American College of Sports Medicine (ACSM) state that 30 minutes of exercise, 5 days a week might not be enough. In 2001, ACSM recommended that overweight and obese adults get at least 150 minutes of moderate-intensity exercise per week to improve their health. 200 to 300 minutes per week was recommended for long-term weight loss. But will this amount of exercise really help you lose weight and keep it off?
New research shows that "between 150 and 250 minutes per week of moderate intensity physical activity is effective in preventing weight gain greater than 3% in most adults but will provide "only modest" weight loss." So ACSM has published new physical activity recommendations in the journal Medicine & Science in Sports & Exercise. Overweight and obese individuals are more likely to lose weight and keep it off if they exercise for least 250 minutes per week. Exercising for more than 250 minutes per week has resulted in "significant" weight loss for these individuals.
So what does this mean? If you're trying to lose weight, 50 minutes of cardio exercise along with regular strength training might be what it takes to see the results you're hoping for.
What do you think? Does 50 minutes of exercise, 5 days a week seem like a lot to you? Or is that in line with what you're already doing? What amount of daily exercise has given you the best results?
source: http://www.dailyspark.com/blog.asp?post=how_much_exercise_you_really_need_to_lose_weight
Shamim Ansary:
Why Your Desk Job is Silently Killing You
By Maria Masters
Do you lead an active lifestyle or a sedentary one? The question is simple, but the answer may not be as obvious as you think. Let's say, for example, you're a busy guy who works 60 hours a week at a desk job but who still manages to find time for five 45-minute bouts of exercise. Most experts would label you as active. (Put your body to the test: 10 standards to assess your fitness level.) But Marc Hamilton, Ph.D., has another name for you: couch potato. Perhaps "exercising couch potato" would be more accurate, but Hamilton, a physiologist and professor at the Pennington Biomedical Research Center, in Baton Rouge, Louisiana, would still classify you as sedentary. "People tend to view physical activity on a single continuum," he says. "On the far side, you have a person who exercises a lot; on the other, a person who doesn't exercise at all. However, they're not necessarily polar opposites."
Hamilton's take, which is supported by a growing body of research, is that the amount of time you exercise and the amount of time you spend on your butt are completely separate factors for heart-disease risk. New evidence suggests, in fact, that the more hours a day you sit, the greater your likelihood of dying an earlier death regardless of how much you exercise or how lean you are. That's right: Even a sculpted six-pack can't protect you from your chair.
But it's not just your heart that's at risk from too much sitting; your hips, spine, and shoulders could also suffer. In fact, it's not a leap to say that a chair-potato lifestyle can ruin you from head to toe.
Statistically speaking, we're working out as much as we were 30 years ago. It's just that we're leading more sedentary lives overall. A 2006 University of Minnesota study found that from 1980 to 2000, the percentage of people who reported exercising regularly remained the same—but the amount of time people spent sitting rose by 8 percent.
Now consider how much we sit today compared with, say, 160 years ago. In a clever study, Dutch researchers created a sort of historical theme park and recruited actors to play 1850s Australian settlers for a week. The men did everything from chop wood to forage for food, and the scientists compared their activity levels with those of modern office workers. The result: The actors did the equivalent of walking 3 to 8 miles more a day than the deskbound men. That kind of activity is perhaps even more needed in today's fast-food nation than it was in the 1800s, but not just because it boosts calorie burn. (Tied to the treadmill? Try these seven ways to burn more fat on the belt.)
A 2010 study in the Journal of Applied Physiology found that when healthy men limited their number of footsteps by 85 percent for 2 weeks, they experienced a 17 percent decrease in insulin sensitivity, raising their diabetes risk. "We've done a lot to keep people alive longer, but that doesn't mean we're healthier," says Hamilton.
Today's death rate is about 43 percent lower than it was in 1960, but back then, less than 1 percent of Americans had diabetes and only 13 percent were obese. Compare that with now, when 6 percent are diagnosed with diabetes and 35 percent are obese.
The definition of an active life
Make no mistake: "Regularly exercising is not the same as being active," says Peter Katzmarzyk, Ph.D., Hamilton's colleague at Pennington, the nation's leading obesity research center. Katzmarzyk is referring to the difference between official exercise activity, such as running, biking, or lifting weights, and so-called nonexercise activity, like walking to your car, mowing the lawn, or simply standing. "A person may hit the gym every day, but if he's sitting a good deal of the rest of the time, he's probably not leading an overall active life," says Katzmarzyk.
You might dismiss this as scientific semantics, but energy expenditure statistics support Katzmarzyk's notion. In a 2007 report, University of Missouri scientists said that people with the highest levels of nonexercise activity (but little to no actual "exercise") burned significantly more calories a week than those who ran 35 miles a week but accumulated only a moderate amount of nonexercise activity.
"It can be as simple as standing more," Katzmarzyk says. For instance, a "standing" worker—say, a sales clerk at a Banana Republic store—burns about 1,500 calories while on the job; a person behind a desk might expend roughly 1,000 calories. That goes a long way in explaining why people gain 16 pounds, on average, within 8 months of starting sedentary office work, according to a study from the University of North Carolina at Wilmington.
Work your entire body in 15 minutes with these three moves for fast muscle.
Why sitting too much is never a good thing
But calories aren't the only problem. In 2009, Katzmarzyk studied the lifestyle habits of more than 17,000 men and women and found that the people who sat for almost the entire day were 54 percent more likely to end up clutching their chests than those who sat for almost none of the time. That's no surprise, of course, except that it didn't matter how much the sitters weighed or how often they exercised. "The evidence that sitting is associated with heart disease is very strong," says Katzmarzyk. "We see it in people who smoke and people who don't. We see it in people who are regular exercisers and those who aren't. Sitting is an independent risk factor."
This isn't actually a new discovery. In a British study published in 1953, scientists examined two groups of workers: bus drivers and trolley conductors. At first glance, the two occupations appeared to be pretty similar. But while the bus drivers were more likely to sit down for their entire day, the trolley conductors were running up and down the stairs and aisles of the double-decker trolleys. As it turned out, the bus drivers were nearly twice as likely to die of heart disease as the conductors were.
A more recent interpretation of that study, published in 2004, found that none of the participants ever exercised. But the two groups did sit for different amounts of time. The analysis revealed that even after the scientists accounted for differences in waist size—an indicator of belly fat—the bus drivers were still more likely to die before the conductors did. So the bus drivers were at higher risk not simply because their sedentary jobs made them resemble Ralph Kramden, but also because all that sitting truly was making them unhealthy.
Hamilton came to call this area of science "inactivity physiology" while he was conducting studies to determine how exercise affects an enzyme called lipoprotein lipase (LPL). Found in humans as well as mice, LPL's main responsibility is to break down fat in the bloodstream to use as energy. If a mouse (or a man) doesn't have this enzyme, or if the enzyme doesn't work in their leg muscles, the fat is stored instead of burned as fuel.
Hamilton discovered that when the rodents were forced to lie down for most of their waking hours, LPL activity in their leg muscles plummeted. But when they simply stood around most of the time, the gene was 10 times more active. That's when he added an exercise session to the lab-rat routine and found that exercise had no effect on LPL. He believes the finding also applies to people.
"Humans sit too much, so you have to treat the problem specifically," says Hamilton. "The cure for too much sitting isn't more exercise. Exercise is good, of course, but the average person could never do enough to counteract the effect of hours and hours of chair time."
If you're chair-bound, perform these seven easy office stretches every 20 minutes.
"We know there's a gene in the body that causes heart disease, but it doesn't respond to exercise no matter how often or how hard you work out," he says. "And yet the activity of the gene becomes worse from sitting—or rather, the complete and utter lack of contractile activity in your muscles. So the more nonexercise activity you do, the more total time you spend on your feet and out of your chair. That's the real cure."
"Your body adapts to what you do most often," says Bill Hartman, P.T., C.S.C.S., a Men's Health advisor and physical therapist in Indianapolis, Indiana. "So if you sit in a chair all day, you'll essentially become better adapted to sitting in a chair." The trouble is, that makes you less adept at standing, walking, running, and jumping, all of which a truly healthy human should be able to do with proficiency. "Older folks have a harder time moving around than younger people do," says Hartman. "That's not simply because of age; it's because what you do consistently from day to day manifests itself over time, for both good and bad."
Inactivity affects more than the heart
Do you sit all day at a desk? You're courting muscle stiffness, poor balance and mobility, and lower-back, neck, and hip pain. But to understand why, you'll need a quick primer on fascia, a tough connective tissue that covers all your muscles. While fascia is pliable, it tends to "set" in the position your muscles are in most often. So if you sit most of the time, your fascia adapts to that specific position.
Now think about where your hips and thighs are in relation to your torso while you're sitting. They're bent, which causes the muscles on the front of your thighs, known as hip flexors, to contract slightly, or shorten. The more you sit, the more the fascia will keep your hip flexors shortened. "If you've ever seen a guy walk with a forward lean, it's often because of shortened hip flexors," says Hartman. "The muscles don't stretch as they naturally should. As a result, he's not walking tall and straight because his fascia has adapted more to sitting than standing."
This same effect can be seen in other areas of your body. For instance, if you spend a lot of time with your shoulders and upper back slumped over a keyboard, this eventually becomes your normal posture. "That's not just an issue in terms of how you look; it frequently leads to chronic neck and shoulder pain," says Hartman. Also, people who frequently cross their legs a certain way can experience hip imbalances. "This makes your entire lower body less stable, which decreases your agility and athletic performance and increases your risk for injuries," Hartman says. Add all this up, and a person who sits a lot is less efficient not only at exercising, but also at simply moving from, say, the couch to the refrigerator.
There's yet another problem with all that sitting. "If you spend too much time in a chair, your glute muscles will actually 'forget' how to fire," says Hartman. This phenomenon is aptly nicknamed "gluteal amnesia." A basic-anatomy reminder: Your glutes, or butt muscles, are your body's largest muscle group. So if they aren't functioning properly, you won't be able to squat or deadlift as much weight, and you won't burn as much fat. After all, muscles burn calories. And that makes your glutes a powerful furnace for fat—a furnace that's probably been switched off if you spend most of the day on your duff.
It gets worse. Weak glutes as well as tight hip flexors cause your pelvis to tilt forward. This puts stress on your lumbar spine, resulting in lower-back pain. It also pushes your belly out, which gives you a protruding gut even if you don't have an ounce of fat. "The changes to your muscles and posture from sitting are so small that you won't notice them at first. But as you reach your 30s, 40s, 50s, and beyond, they'll gradually become worse," says Hartman, "and a lot harder to fix."
So what's a desk jockey to do? Hamilton's advice: Think in terms of two spectrums of activity. One represents the activities you do that are considered regular exercise. But another denotes the amount of time you spend sitting versus the time you spend on your feet. "Then every day, make the small choices that will help move you in the right direction on that sitting-versus-standing spectrum," says Hamilton. "Stand while you're talking on the phone. It all adds up, and it all matters."
Of course, there's a problem with all of this: It kills all our lame excuses for not exercising (no time for the gym, fungus on the shower-room floor, a rerun of The Office you haven't seen). Now we have to redefine "workout" to include every waking moment of our days. But there's a big payoff: more of those days to enjoy in the future. So get up off your chair and start nonexercising.
source: http://www.msnbc.msn.com/id/39523298/ns/health-mens_health/t/why-your-desk-job-slowly-killing-you/
Shamim Ansary:
18 Tricks to Make New Habits Stick
1. Commit to Thirty Days – Three to four weeks is all the time you need to make a habit automatic. If you can make it through the initial conditioning phase, it becomes much easier to sustain. A month is a good block of time to commit to a change since it easily fits in your calendar.
2. Make it Daily – Consistency is critical if you want to make a habit stick. If you want to start exercising, go to the gym every day for your first thirty days. Going a couple times a week will make it harder to form the habit. Activities you do once every few days are trickier to lock in as habits.
3. Start Simple – Don’t try to completely change your life in one day. It is easy to get over-motivated and take on too much. If you wanted to study two hours a day, first make the habit to go for thirty minutes and build on that.
4. Remind Yourself – Around two weeks into your commitment it can be easy to forget. Place reminders to execute your habit each day or you might miss a few days. If you miss time it defeats the purpose of setting a habit to begin with.
5. Stay Consistent – The more consistent your habit the easier it will be to stick. If you want to start exercising, try going at the same time, to the same place for your thirty days. When cues like time of day, place and circumstances are the same in each case it is easier to stick.
6. Get a Buddy – Find someone who will go along with you and keep you motivated if you feel like quitting.
7. Form a Trigger – A trigger is a ritual you use right before executing your habit. If you wanted to wake up earlier, this could mean waking up in exactly the same way each morning. If you wanted to quit smoking you could practice snapping your fingers each time you felt the urge to pick up a cigarette.
8. Replace Lost Needs - If you are giving up something in your habit, make sure you are adequately replacing any needs you’ve lost. If watching television gave you a way to relax, you could take up meditation or reading as a way to replace that same need.
9. Be Imperfect – Don’t expect all your attempts to change habits to be successful immediately. It took me four independent tries before I started exercising regularly. Now I love it. Try your best, but expect a few bumps along the way.
10. Use “But†– A prominent habit changing therapist once told me this great technique for changing bad thought patterns. When you start to think negative thoughts, use the word “but†to interrupt it. “I’m no good at this, but, if I work at it I might get better later.â€
11. Remove Temptation - Restructure your environment so it won’t tempt you in the first thirty days. Remove junk food from your house, cancel your cable subscription, throw out the cigarettes so you won’t need to struggle with willpower later.
12. Associate With Role Models - Spend more time with people who model the habits you want to mirror. A recent study found that having an obese friend indicated you were more likely to become fat. You become what you spend time around.
13. Run it as an Experiment - Withhold judgment until after a month has past and use it as an experiment in behavior. Experiments can’t fail, they just have different results so it will give you a different perspective on changing your habit.
14. Swish - A technique from NLP. Visualize yourself performing the bad habit. Next visualize yourself pushing aside the bad habit and performing an alternative. Finally, end that sequence with an image of yourself in a highly positive state. See yourself picking up the cigarette, see yourself putting it down and snapping your fingers, finally visualize yourself running and breathing free. Do it a few times until you automatically go through the pattern before executing the old habit.
15. Write it Down – A piece of paper with a resolution on it isn’t that important. Writing that resolution is. Writing makes your ideas more clear and focuses you on your end result.
16. Know the Benefits - Familiarize yourself with the benefits of making a change. Get books that show the benefits of regular exercise. Notice any changes in energy levels after you take on a new diet. Imagine getting better grades after improving your study habits.
17. Know the Pain – You should also be aware of the consequences. Exposing yourself to realistic information about the downsides of not making a change will give you added motivation.
18. Do it For Yourself - Don’t worry about all the things you “should†have as habits. Instead tool your habits towards your goals and the things that motivate you. Weak guilt and empty resolutions aren’t enough.
source: http://www.lifehack.org/articles/productivity/18-tricks-to-make-new-habits-stick.html
farzanamili:
I did not know that DIU Gym is also available for the faculty,timing is before 9 am & after 5 pm. This is a very good initiative! :)
ishaquemijee:
In-Home Personal Training NYC programs to keep you fit :
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