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1answer
82 views

How does muscle confusion work?

I just found out about P90x and it seems they use the muscle confusion theory. But how does it work neurologically and as far as creating muscle mass is concerned? What would a typical routine be? ...
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2answers
50 views

what kinds of HIIT do/can you do on the treadmill

I am just looking to mix it up on the treadmill, Right now I do 50 minutes running at 8.5mph at 2% incline and then 15 minutes of HIIT 1 minute at 13mph and 1 minute at 5mph alternating at 2% incline, ...
3
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2answers
713 views

How often can I perform high intensity interval training per day?

I am currently beginning with HIIT and so can't take to its full intensity. I was wondering can ( rather, should ) I do it multiple times in a day, say 2 to 3 (perhaps even more) times in a day or ...
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6answers
37k views

How many Burpees do I have to do per day to lose a lot of fat fast?

I hate exercise, I find it excruciatingly boring. But I am overweight and need to lose fat fast. The main reason why I find it boring is because it takes too long and I don't like doing a a variety of ...
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0answers
21 views

Workout without undermining recovery from BBS workout

I have been reading the book "Body By Science" (summarized in the question Troubleshooting "Body By Science" workout) and so far have one such "big-5" workout under my belt (it was awesome ...
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1answer
56 views

Risks of having a low caloric intake and high activity

At 5'10, 160lbs I was an athletic build. After I started rock climbing 6 months ago (4 hrs every other day with hard training ie sit ups, push ups, campus board...) I jumped to 170lbs in the first ...
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3answers
334 views

HIT training for strength (bodyweight)

I've been doing a lot of reading over the last few days and I've come across "HIT: High Intensity Training". Now I like the idea of only having to do 1 set (albeit with slow reps) and there seems to ...
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1answer
48 views

What is the best way to spend 2h/week on Cardio (Vo2) training for biking?

I'm a 46 year old male. I mountain bike pretty hard at least one day a week. I've been doing High Intensity Interval Training off and on for the last year and it's really improved my Vo2Max (which is ...
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4answers
2k views

Is its safe to stop between intervals on the treadmill?

Usually when I run intervals on the treadmill I warm up for a few minutes and then set the machine to my desired speed and begin training. Between intervals I stop completely jumping off to the sides ...
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2answers
83 views

Intensity or duration in aerobics?

I have read a few articles about the duration and intensity of aerobics,most of which were in contradiction. I heard that interval running for 5 minutes with high speed(on treadmill) burns more FAT ...
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3answers
1k views

Max Heart Rate for HIIT with weights

I've started doing HIIT with weights and with that have done lots of reading and research. One thing I've read of course is with HIIT you need to increase intensity. When lifting weights should I be ...
3
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1answer
186 views

Is it a good idea to do really a lot of push-ups?

Is it a good idea to do really a lot of push-ups? I'm currently doing 70-80 in one series, but after long training I'm hoping to do much much more. Of course every exercise is good for muscles and ...
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2answers
223 views

What are the effects of an intense 10 minute workout?

I came across this video. In it the man essentially makes you do 10 dumbbell squats, followed by a similar exercise where you swing your arm out forwards, followed by 10 half burpees. You then take a ...
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2answers
149 views

Which are examples of “higher intensity cardio”?

In a comment I was told: What you want to do is focus on higher intensity cardio. That will both strengthen your heart making your body more effective at transporting nutrients/oxygen during ...
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1answer
2k views

Combining HIIT and weight training

Im 22 years old, 170cm, ~90kh weight, starting some efforts to get in shape. Im going to the gym 3 times a week, I changed my diet to low-carb. My main objective is to lower my BF%, but i wouldnt mind ...
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1answer
915 views

Insanity workout - first day failed diet - should I restart or not?

Today I am going to start my insanity workout program but I kinda screwed up my diet on the first day, and the workout is the fit test. Insanity Workout is the famous workout by beachbody.com. It is ...
4
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2answers
217 views

Why do I see better results when taking it easy?

So I've been trying to tone my body for almost a year now. Through most of the year, I've been going very intensive with my workouts and although I was seeing results, they weren't as good as I ...
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2answers
3k views

How worried should I be about overexertion?

I'm fairly young (about 30), and I ride my bike almost every day (commuting) and try to push myself, so I'm in decent shape. I also like to do longer rides, which involve riding steep roads up a ...
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3answers
108 views

Applications of fast muscles

It is my understanding that genetics plays a significant role in sprint speed. Fortunately, I have always been a fast sprinter and enjoy sprinting over any kind of long distance running. I presume ...
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3answers
4k views

Can I workout six days a week with only 6 hours of sleep a night?

For the past two weeks, I've been getting up at 5:30AM every day to workout. I do a DVD-based workout at fairly high intensity. Because of my life demands, I've only been able to fit in about six ...
3
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2answers
590 views

Is this still HIIT? How can I tweak my routine?

I've been doing interval training on the treadmill for quite some time now. My routine started out with a simple minute-minute preset regime on an inexpensive treadmill which I have since killed with ...