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Conference rocks::weight_control

Title: Weight Loss and Maintenance
Notice:**PLEASE** enter notes in mixed case (CAPS ARE SHOUTING)!
Moderator:ASICS::LESLIE
Created:Tue Jul 10 1990
Last Modified:Tue Jun 03 1997
Last Successful Update:Fri Jun 06 1997
Number of topics:933
Total number of notes:9931

750.0. "Weight loss theory" by HGRD01::STEVELIU () Mon Jun 22 1992 13:01

    Another weight loss theory.
    
    I have come across a certain doctor talk on the TV that a study on body 
    metabolism and human hormonal control has indicated that what you eat 
    BEFORE noon will be mostly digested and consumed as daily energy and what 
    you eat in the afternoon till late night will be accumulating as fats. And 
    so basically if you have full meals before noon and light meals in the rest
    of the days, then you can stay fit by just doing so.
    
    Have anyone tried that and still can stay fit for life ?
    
    Steve
     
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750.1ASICS::LESLIEAndy LeslieMon Jun 22 1992 18:365
    
    It doesn't matter when you fill the tank, It matters that you use up
    the fuel that you put in.
    
    	- andy
750.210 calories = (approx) 1 minute of slow walkingHEYYOU::ZARLENGAumm, dan, there's no e in potatoMon Jun 22 1992 22:0630
750.316 calories = (approx) 90 seconds of slow walkingMILKWY::ZARLENGAumm, dan, there's no e in potatoTue Jun 23 1992 05:1210
    I found the article... Consumer Reports on Health, Feb92, p13 :
    
    It was 16 calories per day they saved, eating their day's food in
    one sitting (10 minutes), rather than in 6 sittings, each 30 minutes
    apart.
    
    The "daily food" was a 750 calorie liquid meal.
    
    Digestion took 58 calories when eaten all at once, 42 calories when
    eaten in 6 settings.
750.4Walk, don't run ?HGRD01::STEVELIUTue Jun 23 1992 06:3410
    
    OK, exercise is important. I have another question.
    
    Someone told me that walking and running the same distance will
    burn up the same amount of calories as your body is moving the same
    distance because in physics, work = mass x distance.
    
    Any comment.
    
    Steve
750.5ASICS::LESLIEAndy LeslieTue Jun 23 1992 15:164
    That's more-or-less true. It's quicker if you run, obviously. This
    doesn't apply to cycling or swimming though.
    
    	- andy
750.6HEYYOU::ZARLENGAumm, dan, there's no e in potatoTue Jun 23 1992 21:0927
.4>  Someone told me that walking and running the same distance will
.4>  burn up the same amount of calories as your body is moving the same
.4>  distance because in physics, work = mass x distance.

    Work = forceXdistance, not massXdistance, but that's irrelevant to
    your question ... like Andy said in .5, for the most part, that's
    right, running and walking will consume the same # of calories per
    mile.

    There are some differences worth mentioning, besides # of calories :

    o Walking is easier on the knees and lower back (very important if
      you're overweight).

    o Walking doesn't require expensive footwear to prevent injuries
      (any good sneaker is Ok)

    o Walking, as an exercise, consumes MORE FAT PER MILE than running
      (as a general rule, the lower the intensity, the more fat your
      body can metabolize for energy)

    o Running will increase your cardiovascular conditioning, walking
      will NOT (speedwalking will, though, and it's also easier on the
      knees and lower back than running)

    o Running takes about half as much time as walking to cover the
      same distance
750.7more about walkingHGRD01::STEVELIUMon Jun 29 1992 11:2710
    
    Very good analysis from .6
    
    It seems walking is more preferable than running for over-weight
    people to start exercise to lose weight.
    
    Wiil walking up a slope yield more advantages than just walking
    on flat ground ?
    
    Steve
750.8MILKWY::ZARLENGAMichael Zarlenga, DEC/FXOTue Jun 30 1992 05:323
    Walking uphill requires more energy than walking on level ground.
    
    How much more depends on how much you weigh.
750.9more...TLE::TLE::D_CARROLLa woman full of fireWed Jul 01 1992 20:4810
    How fast is "speed-walking"?
    
    Also, walking *will* increase your cardio-fitness if your heartrate is
    in your training target zone when you walk.  For most people this won't
    be the case but for very heavy or very out-of-shape people it will be.
    
    I get  in to my target heart rate by walking on a treadmill at a 13%
    grade at 3.5 mph.
    
    D!
750.10MILKWY::ZARLENGAMichael Zarlenga, DEC/FXOThu Jul 02 1992 06:526
    Diana, there's a half-pager on walking on p94 of the July/August92
    edition of American Health.
    
    Briefly, a strolling pace is about 20 minutes per mile, a brisk pace
    is about 14-18 minutes per mile, and power walking is faster than 14
    minutes per mile (this is what I call speed walking).
750.11Exercise your heartHGRD01::STEVELIUThu Jul 02 1992 11:007
    
    I heard about something about exercise that you need to keep your heart
    beat faster at a certain rate , say 30% more, and maintain this rate 
    at certain lenghth of time, say 20 minute or so, before you can gain 
    real benefit from exercise. Is it true ?
    
    Steve
750.12ASICS::LESLIEArgh! Where's my security blanket?Thu Jul 02 1992 12:142
    20 minutes, 3 times a week, is the minimum needed for
    cardiac-respiratory conditioning. More like 40 minutes for burning fat.
750.13CNTROL::JENNISONThe Son reigns!Mon Jul 06 1992 20:3222
    
    
    	Add one thing to Andy's note.  Intensity.  Your heartrate
    	should be in the Target Zone.
    
    	Remember it this way:
    
    	F.I.T.
    
    	Frequency (3-5 times/week)
    	Intensity (60-80 percent of Maximum heart rate, roughly calculated	
    		   as 220-AGE)
    	Time	  Minimum of 20 minutes
    
    
    	One note on Speed walking - Mike's note is a good guideline, but
    	at 13 minute miles, I find I'm usually just barely in my target
    	zone.  I've started to add some joggig back into my walks to bring
    	my heartrate up, unless I'm pushing the baby stroller.
    
    	Karen