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lifting till your heart explodes

lilchit

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just out of curiousity, why is lifting heavy weight not considered a cardiovascular exercise? honest question here.
 
Cuz when lifting heavy most take fairly long breaks between sets which allows the heart rate to slow back down, taking away it's effectiveness as a cardiovascular workout. That's why I superset back and forth to get the best of both
 
Timed sets are a great way to get both. I don't do them but, I've got a friend who does. He's pretty much non stop when he's in the gym. He doesn't lift as heavy but, you'd neer know it by looking at him, he's fairly large @ a low BF%
 
Leander said:
So in other words by performing supersets I can get an productive cardio workout while weight training?

I think so, but it's harder on some exercises, ie deads and squats, for those I pick a much easier exercise to superset with, just enough to keep my heart rate up but nothing too taxing. I still manage to do all my heavy lifting this way, it just takes a bit to get used to.
 
Hell, when you do reps between 12 and 15 on the leg press and squats. . . .you are working the heart muscle. I can also say that working the back provides cardiovascular benefits.
 
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Cardio is defined as using OXYGEN as your source of energy.

Oxygen is the primary source of energy for slow twitch fibers which are used with smaller loads.

Using big loads [6-12 reps] is using primarily fast twitch fibers which use glycogen as fuel.

Hope this answers your questions. Heart beat is irrelevant to something being labeled cardio or not.

-Zulu
 
ZZuluZ said:
Using big loads [6-12 reps] is using primarily fast twitch fibers which use glycogen as fuel.

-Zulu

That is not correct. Glycogen isn't the main source of fuel for type II fibers.
 
When you train faster with less time in between sets, you will burn more calories within a given workout, and as losing bodyfat is simple math, burning more calories than you ingest, a weight training session done this way provides more benefits than just building muscle
 
" When you train faster with less time in between sets, you will burn more calories within a given workout, and as losing bodyfat is simple math, burning more calories than you ingest, a weight training session done this way provides more benefits than just building muscle"

If I recall the initial question was this:

"just out of curiousity, why is lifting heavy weight not considered a cardiovascular exercise? honest question here."

-Zulu
 
ZZuluZ said:
" When you train faster with less time in between sets, you will burn more calories within a given workout, and as losing bodyfat is simple math, burning more calories than you ingest, a weight training session done this way provides more benefits than just building muscle"

If I recall the initial question was this:

"just out of curiousity, why is lifting heavy weight not considered a cardiovascular exercise? honest question here."

-Zulu

And my point is that training this way provides many of the same benefits of regular cardiovascular training. For example, training this way improves the level of your cardiovascular conditioning, your heart and lungs will work much more efficiently then if you just weight trained the regular way.
 
Lilchit,

It's simply related to the amount of oxygen needed by the body to perform heavy weight training as opposed to cardio, as zulu said.

Lifting heavy weights is basically a series of short explosive movements which does not rely on heavy requirement for oxygen. It's not to say that your heart is not being worked, but weight training is essentially considered an anaerobic activity.

As far as i am aware, zulu is right. Weight training dpends on glycogen to fuel the muscular work required when weight training.
 
Needsize,

According to research by Kraemer and Fleck even circuit training doesn't come near to cardio in terms of VO2 max, capillarization, etc...

-Zulu
 
Zulu, that is correct, but circuit training is a great way to stay leaner if you don't want to do cardio. In the winter months, I never do cardio, but ever since I started this style of training, I've been able to continue to add mass every year, but I stay much leaner that I did before. And since my cardiovascular conditioning is much better than if I just did regular heavy training, when I do go back to doing cardio, there's no painfull adjustment period, I can go out for the first time in 10 months and still run 5 miles.

When you combine that style of training, with cardio and a good diet, it's aloso much easier to drop bodyfat than just through traditional means.
 
ZZuluZ said:
Then what is it?

I'm fairly sure I'm correct here.

-Zulu

The phosphagen system. Anaerobic glycolysis can fuel IIA fibers, but their main source of fuel is the phosphagen system. Type IIB fibers use mostly the phosphagen system. If you are using a tempo where you are lifting for 2 seconds, pausing for 1, then lowering for 4, the phosphagen system will be the main source of fuel for the first 6 reps, then glycogen will kick in when the ATP and PC stores are empty. That is why supplementation with creatine preworkout is a good strategy as well as ultra fuel or some drink like that.
 
Lumbuss,

Sounds very technical and all, but what are you actually saying. I mean at the end of the day, cardio is aerobic and relies on heavy oxygen usage and weights is anaerobic and doesn't rely as heavily on oxygen usage but more so Glycogen.

Is it not as simple as that?
 
vinylgroover said:
Lumbuss,

Sounds very technical and all, but what are you actually saying. I mean at the end of the day, cardio is aerobic and relies on heavy oxygen usage and weights is anaerobic and doesn't rely as heavily on oxygen usage but more so Glycogen.

Is it not as simple as that?

i wasnt refering to the original post, i was just stating that type II fibers use mostly on ATP rather than glycogen as fuel. As far as cardio goes i wouldn't do it, even when cutting. I would just lower calories. Fat loss is esentially calories in vs. calories out. Cardio is part of "calories out" but it is more catabolic as opposed to not consuming the extra calories. It is also easier to calculate how many calories you are dealing with when you dont have to factor in how many calories you burned jogging or bike riding. When your goal is to lose fat and maintain muscle, you want to know exactly how many calories you are dealing with every day. If you dont care about muscle, and are an obese person who eats alot and cant control your appetite cardio can be beneficial. But IMO for bodybuilders cardio has little benefits when it comes to body composition. It does have health benifits though. If your goal is to be healthy or have good stamina cardio can help, but it isn't good for body composition.
 
Yes, during anaerobic exercise ATP is converted into ADP...but the primary source of energy is glycogen.

"But IMO for bodybuilders cardio has little benefits when it comes to body composition. '

I wouldn't say it has little benefits...but the benefits aren't that great.

Needsize, got it.

-Zulu
 
ZZuluZ said:
Yes, during anaerobic exercise ATP is converted into ADP...but the primary source of energy is glycogen.

"But IMO for bodybuilders cardio has little benefits when it comes to body composition. '

I wouldn't say it has little benefits...but the benefits aren't that great.

Needsize, got it.

-Zulu

The primary source of what? Maybe glycogen is the primary source for reps6-12, but only after atp is depleted. In general, glucose is the primary source of energy for non bodybuilding purposes, it is the bodys source for fuel. But ATP is what type II fibers use during muscle contractions, thus it is the primary source of fuel during muscle contractions.
 
It depends

If you meen "cardio" as a way of staying lean, then weight lifting can help greatly and be a great replacement for running or biking.
However, if you need to train endurance of cardiovascular system, weight lifting is almost no use.
It is promarily because cardiovascular endurance depends on the following things:
1. Overal ability to absorb oxigen oxigen from the atmosphere and deliver it to organs (not really trained by lifting, becuse lifting is mostly unaerobic)
2. Ability of heart and other systems to work with low blood oxigen level
3. Heart's ability to work with high blood pH levels (can be trained by supersets with 15-30 reps and 20-40 second pauses between sets, which is not widely practiced)
 
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