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314 questions with no upvoted or accepted answers
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17
votes
2answers
1k views

Firstbeat Energy Expenditure Algorithm

I am looking for an implementation (or a document that describes the actual algorithm) for the energy expenditure/VO2/EPOC calculation from the heart rate variability. A few white papers about ...
16
votes
0answers
344 views

Losing Lean Muscle Mass (Detraining)

I have never fully understood how this exactly works. These questions pertain to the long term effects of strength training only. Basic Physiology of Hypertrophy (what is understood) During muscle ...
9
votes
0answers
107 views

Is low intensity cardio the only way to induce an increase in stroke volume?

For the guys versed in endurance training, it is now clear that low intensity steady state cardio brings one key adaptation that HIIT is not able to : an increase in the heart stroke volume (also ...
7
votes
0answers
103 views
+150

How to keep flexibility after stretching

I stretch almost every day, and I have been doing so for a few months. My hands stop short almost a hand length from my toes. After I stretch, I can touch them. The next day, I'm back to zero. This ...
5
votes
0answers
109 views

How many weightlifting styles are there?

Some weeks ago, my coach was explaining the starting positions, he pointed out the two different starting positions, he called them the East European and Chinese styles. I was trying to pay ...
5
votes
1answer
80 views

Is lactate threshold different for different activities and/or muscle groups?

Is the adaption resulting from lactate threshold training mainly in the trained muscles, in the cardiovascular system, or both? If I improve my lactate threshold through one kind of training, ...
5
votes
0answers
54 views

Weekly distance buildup for 100k ultra

I'm going to run a 100k next July. I'm trying to plan my weekly mileage, and I'm wondering what periodisation I should do. I'm currently thinking of going for a monthly basis. Increase in week 1 &...
4
votes
0answers
65 views

How do you (gently) strengthen the tops of the feet for poses like Urdhva Mukha Svanasana?

I've been doing yoga for several years now, and I still can't really tolerate the pressure or pain that comes with going to the tops of the feet in this pose, such that I stay on my toes instead. For ...
4
votes
0answers
51 views

What type of shoes are comfortable as well as don't break as easily for breakdance?

When I do flares or footwork with a new shoe it only takes a couple of practices for it to start getting torn in these locations. What are some shoe types that are built for breakdance? Shoes that I ...
4
votes
0answers
54 views

Can repeated hyperventilation change the setpoint for oxygen sensitivity?

In recent years, breath-hold diving as a competitive sport has developed tremendously. I'm interested in generally understanding the consequences of training for maximum breath hold times on a person'...
4
votes
0answers
63 views

How to train with no offseason

I was looking at various training plans on the net, as I'm working up a routine for coaching a new team sparring group for our martial arts "circuit", and one thing struck me. All of the plans that I ...
4
votes
1answer
95 views

How to execute heavy glute bridges and hip thrusts with resistance bands?

I am trying to figure out how can I do heavy glute bridges with resistance bands safely. The reason I use resistance bands is it is portable and fit my current lifestyle. My current glute bridge is ...
4
votes
1answer
182 views

Can I increase flexibility by strengthening muscles?

I do not believe in static stretching. In one of Pavels books he mentions that while most people can not perform a full split, they can still bend one leg 90 degrees sideways. In another question: ...
4
votes
1answer
49 views

unable to cross stretch and touch the arms from behind the back

I have a query regarding arm flexibility. Please refer to the picture attached. As you can see the person is not able to cross stretch and touch the arms behind the back, how to fix this issue please ?...
4
votes
0answers
61 views

What is actually happening to my body during HIIT on a Spin Bike?

To be more precise I've been following a HIIT on a cycloergometer and I found out this. Beginning: BPM: 105~120 Pedaling Rate: 60 rpm Now: BPM: 90~105 Pedaling Rate: 60 rpm Basically my heart ...
4
votes
4answers
395 views

How do I improve my body composition?

Hey! So over the past year I lost a bunch of weight ( I was 69kg and now I am 54 ish). But I really want to build muscle especially around my glutes and my back! As you can see I have very little ...
4
votes
3answers
250 views

What are some ways to improve muscle endurance?

I have recently returned to the gym and I am trying to get back to my former glory (and exceed eventually). The big problem I see is that I can complete a set with full range of motion, but following ...
3
votes
0answers
80 views

Has any man achieved slow high kicks in their 30s?

My goal is to be able to do a slow, controlled side-kick movement significantly above waist level (ideally, head-height). Is there any evidence-based training program that would lead to that? I have ...
3
votes
3answers
145 views

How is isometric strength physiologically different than isotonic?

Other questions want to know how to train for isometric strength. I want to know what is physiologically different about a person who can hold static weights vs. a person who can lift heavy weights in ...
3
votes
0answers
125 views

Is toe walking unhealthy?

Recently I was introduced to jogging. As a side effect I adopted a toe-contacts-first walking style. The heel usually contacts the ground towards the end of the step, taking up a lot of weight, but ...
3
votes
0answers
70 views

Does training for running and swimming simultaneously give better combined effect?

I am now training for marathon running and marathon swimming simultaneously for coming races in both sports. Will this be likely to give me better or worse performance than if I only do a single ...
3
votes
0answers
123 views

What would it take to deplete glycogen stores in biceps?

So I had a question about weight lifting with biceps and how the fuel is provided. Muscles use ATP for fuel. This available atp is constantly being replenished with the glycogen in the muscle, when ...
3
votes
0answers
78 views

Length recommendation of safety spotters for a home gym

When planning my new home gym I stumbled over the question of how long safety spotters should be. For example the kingsbox royal series seems to be a reasonable option to me but has only 51 cm safety ...
3
votes
1answer
53 views

Are many short trainings per day on elliptical training machine somehow effective?

I work at home and I bought an elliptical training machine. So I can train as many times per day as I want. It would be comfortable for me to work for about 30 minutes and then make 5 minutes break ...
3
votes
0answers
106 views

What weight punching bag should I get?

I'm looking to buy a heavy punching bag to practice karate and possibly teach myself some boxing. I'm 15 and I weigh about 140lbs and I was wondering what punching bag weight I should choose. I heard ...
3
votes
1answer
126 views

What is the best exercise to increase leg size

I have been going to the gym for nearly 4 years. My weight is currently 65kg. My upper body is healthy in comparison to my legs, so now I am focusing on my legs. I do exercise daily for legs, but ...
3
votes
1answer
88 views

Isometric finger training - individually vs collectively

Bit of background - my training goals are ultimately geared towards climbing and max strength. Endurance and Hypertrophy are things I'm not interested in. Right now like most climbers, I train using ...
3
votes
0answers
123 views

Combining weightlifting and martial arts

MY HISTORY I am a 27 year old man that has been weightlifting seriously for more than one year now. I have also doing some martial arts before, and want to get back at it again. Height: 178cm/5 ft ...
3
votes
1answer
94 views

Is there concrete evidence that running during our first few decades helps with longevity beyond age 90?

I love running. I run regularly and competitively. In my early years, teachers and family told me it was the best thing I could do if I want to live long (together with good diet). But more and more ...
3
votes
0answers
205 views

Which will produce faster fat loss results in a caloric deficit, myofibrillar or sarcoplasmic hypertrophy?

With all other things equal, such as a caloric deficit of about 15-20% TDEE, ~1-1.2g protein/lb. body weight, approximately the same amount of time spent in the gym, a solid routine, and no cardio, ...
3
votes
1answer
390 views

Foot splay whilst running

Hi all, I’ve noticed that I have foot splay just on the right hand side whilst running. Is this a problem or just a natural quirk? Anyone else experience this? Thanks all.
3
votes
0answers
49 views

Will the 'split test' work for right splits, and not only middle splits?

I really want to get my right splits so does the 'split test' also work for right? or is it only for the middle? I have been trying to get my splits for a while and the closest I get is my splits for ...
3
votes
1answer
84 views

Is my knee pain during flexion a tendon issue?

I am a kickboxer. A few weeks back, I played an unrelated game in a field where I sprinted a lot. When I was finished, my left leg around the knee was really sore. Now, two weeks later, my left knee ...
3
votes
1answer
528 views

Combining squats and deadlifts: do deadlifts on light or heavy squat day?

Currently I'm doing 3 workouts per week: Monday, Wednseday, Friday. There's two workout templates, A and B, which simply alternate. It's basically the StrongLifts 5x5 and Starting Strength approach. ...
3
votes
1answer
74 views

Running once or twice a week for 1 hour duration each, risk of injury excluding shorter runs?

I don't have too much time to dedicate to shorter runs but I'd like to keep my jogging consistent. Am I at risk of anything if I just keep a weekly/biweekly running schedule for longer duration ...
3
votes
1answer
35 views

Are 'dynamic' balance boards better for balance training than 'static' ones?

I have a simple round balance board with contact point at the middle. I've tried vew-do, with rolling balance point, that moves along the rail on the bottom of the board. It was terribly hard, I've ...
3
votes
1answer
115 views

Best diet for lots of cycling and 3 kettlebell workouts a week?

I cycle 140 miles a week and do a high, medium and light intensity kettlebell workout. It seems to me like I need a high carb and high (ish) protein diet to sustain this. Currently I eat anything but ...
2
votes
0answers
77 views

Training to hold your breath for longer underwater

Is there any type of training you can do to help maintain your breath underwater? When diving in a lake, using only diving goggles, I can hold my breath for about 10 seconds before needing to surface. ...
2
votes
0answers
40 views

Teres major pull-ups

Since the teres major does most of the actions of the latissimus dorsi, except spinal extension and scapular movement because it is not attached to the spine but to the scapula. I was wondering that ...
2
votes
0answers
83 views

When doing long runs, why do we need to wait a day after a work out?

When doing long runs, athletes often use ‘cumulative fatigue’ to train their fast twitch muscle fibres, which are recruited when the slow twitch fibres are fatigued. Most likely, all training plans ...
2
votes
1answer
106 views

I can't learn to do splits for almost three years. Can it be due to anatomical limitations?

I've been stretching since summer 2017 (probably, June, I don't recall exactly). My daily stretching takes approximately 20 minutes. Basically, I do the same set of exercises all this time (more or ...
2
votes
0answers
54 views

Overactivity in one muscle of the agonist-antagonist pair and eventual desirability in athletes

I used to be an amateur athlete until I was 16 and I was diagnosed with brain cancer in which case I was left wheelchair-bound because of paresis in my left leg and inability to step on it. I was left ...
2
votes
1answer
66 views

6 day training split

I was wondering if my custom training split is effective. It's a mix of an antagonistic split and push/pull/legs. I'm an intermediate lifter and my main goal is hypertrophy with a secondary goal of ...
2
votes
1answer
91 views

Optimal Resting Period for Calisthenics / Bodyweight Training / Gymnastics?

I've been doing calisthenics for the past year or so, and lately I became quite frustrated as I hit a 3+ months plateau on my l-sit (this is what it looks like in case you're not familiar: https://www....
2
votes
1answer
50 views

How best to properly use grip strengthener to increase forearm size?

I have a fairly long commute to work (1-hr each way) and want to be as productive as possible during. Some days I listen to music, but most days I either listen to NPR, informative podcasts, or non-...
2
votes
0answers
44 views

Exercise Equipment for Patellar Sublaxation

I've been prone to patellar sublaxation since I was a small kid. Have been doing PT exercises every day at home, not a single incident of patella coming out. I also do recumbent station bike 30 ...
2
votes
0answers
41 views

Are there muscle workouts that warm up other muscles?

In looking for ways to reduce warm-up time, I got to wondering if there are exercises that could serve as a warm-up for other exercises. For example, shoulder press recruits triceps as a secondary ...
2
votes
1answer
124 views

How would drinking carb blend after workout affect my weight lose program?

I have passed my bulking phase and have got a bit of muscle gain during that. From the beginning of this month, I starting the cutting phase with low calorie intake (about 1500 Cals a day - weight 5 ...
2
votes
1answer
59 views

Improving hips mobility

I had sex recently (for the first time) and, despite of working out regularly, it has been physically demanding (I was forced to use a towel after only few minutes, in order to dry my forehead). ...
2
votes
0answers
105 views

Getting more elastic

I think that my spine is not as straight as it should be and also when I bend forward I cannot touch my toes, as far as I can reach is only just below my knees. I want to start going to the gym to get ...

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