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17 votes

Does size matter?

Many small grapplers have found success fighting bigger opponents. Lightweight Leandro Lo won the Brazilian open-weight nationals. Marcelo Garcia went on a tear in ADCC and Worlds for several years in ...
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16 votes

How do you reliably measure your punching power?

A Cheap, but Scientific Solution This can be done cheaply (and reasonably accurately) with a smartphone, your fists, and some physics (which can be streamlined in excel or other spreadsheet). You want ...
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9 votes

Systema: "Beyond the physical" force generation

There is no such thing as force generation without muscles. All animals use muscles to pull tendons which connect to joints. That causes the joints to move in a given direction, which causes limbs to ...
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7 votes

How can I build striking power?

From a physics perspective, one way to think about striking is impulse: To have an effective strike, you want to: Maximize mass. The normal advice is use your whole body to strike. This means that ...
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  • 13.7k
6 votes

What is the biggest force ever produced by an impact from the human body?

National Geographic did a fight science segment on martial arts kicks, featuring karate, tae kwon do and muay thai against capoeira. I was a little disappointed, in that they had Simon Rhee (karate) ...
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  • 4,578
6 votes
Accepted

How can I build striking power?

First, let's cover some basic context. Coordination of muscle is key It helps to have muscle, but... the real key is coordinating your muscles to work together to generate power. It's the same ...
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  • 8,553
5 votes

Systema: "Beyond the physical" force generation

Every muscle in your body pulls and they only pull. They only generate force while contracting and it's the only way your body can generate force. In order for your body to function, every muscle must ...
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5 votes

How do you reliably measure your punching power?

It's generally very difficult to measure the force very meaningfully, i.e. in some way that would let you compare different techniques, variations in timing/body-mechanics that you're aware of, even ...
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  • 4,210
5 votes

When is the best time to kihap while executing a strike?

The kiai, kihap, or "shout" serves many different purposes. It can help provide focus by association (you shout when you strike in practice, so shouting in combat helps you land that ...
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5 votes

Activate a car's airbag with a kick

No, at least not modern airbags. Since the activation depends on several sensors switching at the same time, and they typically need that the whole car is accelerated with 3-5g including the ...
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5 votes
Accepted

Activate a car's airbag with a kick

Possibly in an older car. If you are driving an early 1980’s car with airbags, then the little metal ball in the little tube behind the grill was forced to push the spring all the way back to the ...
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4 votes

What are the best techniques to fight with a heavier and stronger rival

The trick is to move inside their range. Then it's a case of the bigger opponent having to fend off the smaller one because you're no longer in their striking range. Bruce Lee was a short fellow, and ...
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  • 479
4 votes
Accepted

Does weight and muscle power really impact punch power and kick?

Power in your punches comes from; muscle to generate force, correct shifting of weight/movement, and coordination and technique to get the most of that (alignment of structure, correct angle of attack,...
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  • 8,553
4 votes

Does size matter?

Yes, obviously size matters for martial arts. Success in martial arts is a combination of speed, strength, skill, technique, bravery, etc. If you are smaller, you have to make up for being smaller ...
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  • 13.7k
4 votes

Does size matter?

Size does matter, but only if you play to their strengths and not yours. A 6'+ will have reach on you, yes, but will be at a significant disadvantage when it comes to a low center of gravity and when ...
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4 votes

How do you reliably measure your punching power?

I use this the EVERLAST PIQ TRAINER It measures power in G-forces, speed in km/h and is quite accurate (I've let various students try it) It's a good activity tracker for punches as it can ...
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4 votes

Increase left hook power

`In 1950´s T. Hettinger and E. Muller (1953, 1955) established that a daily effort of 2/3 maximum, for a period of six seconds, would increase strength by approximately 5% per week. One reason for ...
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  • 1,176
4 votes
Accepted

When is the best time to kihap while executing a strike?

For the sake of answering, I'm going to assume you're asking "When is the best time to kiai in order to maximize effect?" Leaving aside any psychological benefit, the physiological effect of ...
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3 votes
Accepted

What are the best techniques to fight with a heavier and stronger rival

Your size and strength is relative. Skill level matters more, or the ability to acquire the skill and the skill of the opponent. Check out this you tube channel here , this guy is really good at ...
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  • 148
3 votes

Is weight training useful in martial arts?

Weight training can be beneficial, and some martial arts have a set of supplementary exercises (in Okinawa Goju Ryu we call it Hojo Undo) where you use tools like Chi'ishi (stone on a stick), Ishi-...
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  • 187
3 votes

Does weight and muscle power really impact punch power and kick?

There are two schools of thought based on two distinct principles as to how to generate a punch with maximum effectiveness. In schools similar to karate the force comes from pushing after you ...
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  • 3,004
3 votes

How much should the torso and shoulders rotate when throwing a powerful cross in Muay Thai?

In my meager boxing experience, I've been taught to assiduously avoid cocking back before a strike. It telegraphs your intentions. The power that it provides would be better developed through better ...
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3 votes

What martial arts resources discuss biomechanics of maximizing efficient force generation?

Expect disagreement about both ideas of how to generate power and in explanations, because every style has its own theories about how to best generate power. The training for how to generate power for ...
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  • 13.7k
3 votes

Systema: "Beyond the physical" force generation

I've had the opportunity to work out with Vasiliev and Ryabko about a decade. I've since retired, not for lack of satisfaction, but was sidelined by a skiing injury, after which I focused more on ...
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3 votes

Which leg muscles create the most punching power and how to strengthen them

The proper power association in punches is not just a leg muscle, but the pivoting of the body behind the punch. This being the case depending on which side you are using most of the leg muscles are ...
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  • 1,120
3 votes

Is weight class related to injury risk in combat sports like MMA or boxing?

This appears true as measured by brain damage in boxers. The following is the excerpt from the "A neurologist's reflections on boxing. V. Conclude remarks." by Unterharnscheidt F. Clinical and ...
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  • 13.7k
2 votes

Is weight training useful in martial arts?

I have found that strength training once a week and power endurance once a week alongside BJJ, Thai boxing, boxing and JKD concepts helps a lot in my fitness and strength; however, if I do strength or ...
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2 votes

Is weight training useful in martial arts?

Strength training alongside of doing your martial art of choice is key. I've pumped my training from 1 hour to 2 hours every day and over 1 month I've increased 10 fold in my technique and power. This ...
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2 votes

Which kind of breath provides the most striking power?

From an exercise science standpoint, we're looking at a few factors: muscle contraction, breathing efficiency, and metabolic function. The body works better when only contracting or only stretching, ...
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2 votes

Which kind of breath provides the most striking power?

Getsugatensho? But in all seriousness, a long, controlled expelling of air from the lungs is better than a sudden puff. The reason is that you need relaxed muscles that snap like a whip on impact, ...
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