CARDIO vs WEIGHT TRAINING, What's better for Fat Loss?
- M.Vamsi

- Jun 3, 2023
- 4 min read
Updated: Dec 20, 2023
Many people who’ve decided to LOSE WEIGHT find themselves stuck with a
tricky question — should they do cardio or lift weights?
They're the two most popular types of workouts, but it can be hard to
know which is a better use of your time.
Many scientists have researched how many calories people burn during
various activities. Based on this research, you can use your body weight to
estimate how many calories you will burn during different types of exercise,
including cardio and weight training.
For most activities, the more you weigh, the more calories you will burn.
If you weigh 160 pounds (73 kg), you will burn about 250 calories per
30 minutes of jogging at a moderate pace
On the other hand, if you weight trained for the same amount of time,
you might only burn around 130–220 calories.
In general, you’ll burn more calories per session of cardio than
weight training for about the same amount of effort.
Although weight-training workout doesn't typically burn as many
calories as a cardio workout, it has other important benefits:
For example, weight training is more effective than cardio at building
muscle, and muscle burns more calories at rest than some other
tissues.
Weight training is important to help you maintain muscle—especially if
you are in Calorie deficit. When you lose weight by restricting
calories, you are likely to lose some muscle mass. Ideally, you want
to lose the fat but hold onto the muscle.
Research has shown that you burn more calories in the hours following
a weight training session, compared to a cardio workout.
In fact, there are reports of resting metabolism staying elevated for
up to 38 hours after weight training, while no such increase has been
reported with cardio.
This means that the calorie-burning benefits of weights aren't limited
to when you are exercising. You may keep burning calories for hours or
days afterward through After Burn effect.
After-burn Effect:
The after-burn effect, also known officially as excess post-exercise
oxygen consumption (EPOC), is a physiological reaction to intense
physical exercise and sport which allows the body to consume more
calories for several hours after coming to rest.
It is the amount of oxygen required to return the body to its resting
state (follow us for detailed blog on EPOC)
This resting state includes:
restoring oxygen levels
removing lactic acid
repairing muscle and restoring levels of ATP (a molecule that provides the body with energy for processes like exercise)
What Has the Biggest After-burn Effect?
STRENGTH TRAINING ensures the greatest after-burn effect. Circuit
training and high-intensity training (HIT) consume the most calories,
but also have the longest recovery time. At very high intensities,
metabolism stays elevated for up to 48 hours
Endurance training has a lower and shorter after-burn effect, but more
calories are consumed during the workout.
After-burn Effect of Endurance Training
Depending on the level of intensity, you can expect to see the
following percentages after endurance training:

In the aerobic RECOVERY zone (60–65% ), there is practically no after-burn effect at all (approx. 0–5% of the amount of energy used
during exercise).
In the middle zone (75–85% ), it is approx. 5–10%. You can hope to achieve approx. 10–15% with intensive intervals.
After-burn Effect of Strength Training
You can expect to see the following percentages after approx. 60
minutes of strength training:
Weight training with medium intensity (= max. repetitions for the last
set) approx. 5–10%
Strength training with high intensity (each set at maximum
repetitions) approx. 10–15%
Strength training with very high intensity (each set pushing to muscle
failure, e.g. HIT or circuit training) approx. 15–20%.
CARDIO vs WEIGHT TRAINING
Studies have demonstrated that after a weight-training workout,
metabolism can be boosted for up to 38 hours post-workout. This means
that rather than burning, say, 60 calories an hour while sitting and
watching TV, you're burning 70.
While you may not think that 10 extra calories is a big deal, when you
multiply this by 38 hours, you can see what a huge difference it can
make in your daily calorie expenditure( you know the difference it makes
monthly).
With cardio training, you might get an extra 40-80 calories burned
after a moderately paced session, but this will depend upon the exact
intensity and duration of the workout. In order to generate a high
amount of post-calorie burn from aerobics, you'd have to be doing it
for a very long duration of time.
The second factor to consider in the fat-loss war is long-term
metabolic increases. While it's great to be burning more calories for
38 hours after the workout, that's not going to help you two weeks
from now, unless you are consistent with your workout program
What weight training will enable you to do is build up a larger degree
of lean muscle mass, which then basically serves as a calorie-burning
powerhouse in the body.
When you calculate your basal metabolic rate, which is how many
calories you would burn if you stayed in bed all day and did
absolutely nothing except breathe, one of the factors that goes into
this is your total body weight. The most accurate equations will also
take into account lean body mass, which represents your muscles,
bones, and organs.
The more muscle you have on your body, the higher this rate will be
and the better the calorie-burning results you will obtain.
Since muscle tissue is fairly stable (as long as there is some
stimulus on the muscle and you are consuming enough protein, it won't
be lost), this proves to be an effective long-term strategy for losing
body fat.
This is the primary reason males can typically eat more than females
without gaining weight—they have more lean muscle mass on their body,
thus they are burning more calories around-the-clock.
MY TAKE:
It's time to break free from the thinking that cardio equates to fat
loss and weight training equates to building muscle and weight gain.
It's simply not as clear cut as that. While doing cardio can help your
fat-loss goals, in a lot of ways weight training is more effective and
will also give you a more toned body shape.
While lifting weights can help you build muscle mass, that muscle mass
will in turn help you lose fat mass. And if you just want to lose fat
and don't want to get hugely muscular, don't worry, that takes a lot
of concentrated effort and won't happen just by showing up to the
weight room a few times a week.
Cardio is more effective than weight training at decreasing body fat,
Weight training is better than cardio for building muscle.
A combination of cardio and weights is the best for improving your
body composition and At MANAlifestyle.in I understand the importance of
catering to your individual needs. Our comprehensive fitness programs
prioritise the integration of cardio and weight training to help you
unlock your maximum potential. It's time to embrace the transformative
power of a well-rounded fitness routine and achieve the results you
desire. Join us at MANA and start your journey today!




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