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1
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1answer
27 views

How to Change My Diet When I Add Exercise

I'm naturally built and toned, and I was a swimmer. My arms have retained that, but through college my stomach has put on some weight. I'm now around 200 pounds at 5'10". Some is probably due to ...
1
vote
1answer
47 views

Post workout supplements?

I have moved to a different city and joined the gym yesterday, last night my workout consisted of 15 minutes running on the treadmill at 10 mph with a 3% incline and 3 sets of leg presses, 35 ...
31
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6answers
2k views

How can I make myself get enough sleep?

I hope this question is on-topic for this site. It seems to me that sleep is a pretty big ingredient in fitness. I pretty much never get enough sleep. It's not for lack of trying though. I just can't ...
0
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0answers
18 views

Ketone bodies vs glycogen cycle

I'm doing some analysis about the body deriving energy from ketones vs glycogen. I'm looking for data about how much more/less (I'm guessing less) ketone use is vs glycogen in terms of oxygen ...
2
votes
1answer
225 views

Muscles fibres, hypertrophy and energy systems

I've asked a few questions on this site about, and have been doing some reading, on: muscle fibre types (slow twich and fast twitch) hypertrophy (myofibrillar and sarcoplasmic) energy systems ...
2
votes
1answer
39 views

Does energy intake before training influence motor skills and concentration?

I was playing table tennis with an empty stomach today and I wasn't concentrated and my game lacked accuracy. Is there a link?
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2answers
51 views

Exhuastion before and after workout

I have been working out for 2 weeks and I have noticed that I am very lazy. Even though I take supplements I tend to stay so lazy that except for gym time, I don't get off the couch. Except the gym, I ...
0
votes
3answers
105 views

Is it true that more calories give more energy, plain and simple?

I am asking this because I read a post jokingly titled, "Why fat people will hurt you." It mentioned there that, because heavier or obese people tend to eat more, they tend to store more energy. With ...
0
votes
0answers
40 views

How long does the energy from MCT oil last?

I've read of the numerous benefits to using MCT oil as a source of energy. Supposedly it is not well stored but is quickly digested and thus goes straight to being ready for use as energy (without ...
2
votes
1answer
62 views

How to fill body with energy before climbing?

I go climbing on Sundays (starting at 2-3PM). Climbing is a very energy-consuming process and I need to have my body filled with energy, so I don't feel irresistable urge to eat after couple of hours ...
0
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3answers
55 views

Cardio: Energy boost and improved fitness

I do cardiovascular work for two reasons of equal importance... For the betterment of my fitness For the post-workout increase in mental energy and well being I usually do some intervallic type ...
2
votes
5answers
3k views

Lost 4 kg after 1st month of gym, then it stopped and I did not lose a pound after that.So my second month of gym was a total waste? why is that?

I have joined the gym 2 months ago.Today was the end of the 2nd month . As I lost 4 kg at the end of 1st month I was so excited to see a reduces number on the scale today. But it was shocking, as I ...
22
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8answers
48k views

Ensuring the body burns fat instead of muscle?

When exercising, our bodies take energy from our blood sugar, then uses glycogen as a source for energy, and finally burns fat or muscle when the glycogen is used up. A nutritionist told me that ...
4
votes
4answers
7k views

Constantly feeling tired despite sufficient sleep and regular exercises.

For the past few years I have often been feeling tired all the time. Thus I have decided to take a friend advice and start exercising everyday in the morning and ensuring that I have about 7 hours of ...
9
votes
3answers
24k views

What's the difference between calories and kcal

What are the differences between Calories, calories, and kcals? Why do we have different terms to describe the same concept? In what cases is it useful to use one unit of measurement over the other? ...
0
votes
2answers
2k views

C4 and Creatine together

I have used C4 before, with strong effect I might add, never really used creatine. I was wondering since C4 already has some creatine in it, is it ok to use them at the same time and will it possibly ...
7
votes
2answers
157 views

Using energy stored in the body vs eating beforehand

I often go for a long ride on Saturday mornings, typically riding about 55km before breakfast. I do the ride before eating anything in the morning. Another friend does the same ride but needs to eat ...
11
votes
2answers
6k views

How does our body dispose of excess calories (physiologically speaking)?

My question is whether all the excess energy that is left every day always go to fat, or can it be wasted or disposed of somehow? (for example by not digesting everything to 100 percent?) Now, I am ...
4
votes
2answers
195 views

How to be energetic after a 20-30 min siesta (afternoon nap)

I sleep at 9pm and wake up at 4am, take a cup of warm water and I will do some simple exercises very slowly, then some house work. At 5am, I run for 30min with the speed 9km/hr (so it is a 4.5km run). ...
7
votes
2answers
247 views

Concentrated calories in a small snack as energy boost before gym

I typically eat a big lunch around 1PM and work until about 6:30-7. I get home around 7:30, and after a few domestic errands, go work out. The problem is, by that time I am typically hungry yet I ...
2
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3answers
228 views

BMR+Harris-benedict equation: case of negative output

I was using the BMR and Harris benedict equations. I got a negative result when i used the following information just by curiosity: Age: 80 Height :1feet 0 inches (ie 12 inches) weight :22 pounds ...
6
votes
3answers
1k views

Can glycogen only be used by the muscle in which it is stored in?

Carbohydrates are stored in the muscles as glycogen. It is a major energy source for weight lifting. I want to know if a muscle can only use the glycogen stored in itself or can it borrow glycogen ...
4
votes
1answer
492 views

What can I do to have more energy/less sleepy before working out?

I wake up at 7am, go to college, after go to work, and at the end of the day - when I am as sleepy as 30 bears - I go to the gym. After returning from gym, I dinner, etc and sleep What can I do to ...
11
votes
4answers
975 views

How can I maintain my energy levels?

What are the best ways to maintain my energy levels throughout the day. I find that I am becoming very tired during the day and go to bed early but then wake up still tired. In particular, things in ...
6
votes
1answer
885 views

What changes between the 5 rep range and the 10 rep range?

Through observation and empirical evidence, a lot of strength trainers and bodybuilders have found that 5-6 reps is ideal for building strength, while 10-12 reps is ideal for building size. I've ...
5
votes
3answers
2k views

What to expect in terms of post-exercise fatigue and what to do about it

2-4x/wk, I exercise from about 5:30--7pm (1 hr of weights + 4mi treadmill at 7:30-8:00 pace). I'd say I work out from a 5 to 8 on a scale of 1-10, with 10 being highest intensity. I then shower, ...
4
votes
1answer
332 views

“Negative” Calorie Foods to Renew Energy

Apples, celery, cabbage, and etc. are considered "negative" calorie foods. While I understand that the "negative" portion of that statement is largely mythical in nature, as they are actually just ...
2
votes
1answer
288 views

What can I eat the night before to help me get up in the morning? [closed]

What can I eat the night before I go to bed to help me get up in the morning? My issue is not waking up, or being lazy, nor is it my body being sore. But there are times when my body will refuse to ...
1
vote
2answers
188 views

Question about calories, protein and energy?

If calories are a measure of energy, and protein contains more calories per gram than carbohydrates then how does Atkins work? What is the difference between the energy provided by the 'carbs' and the ...
10
votes
4answers
4k views

I can't stop sleeping? [closed]

I've always had a bit of trouble waking up in the morning - I tend to be a "zombie" for a few minutes, wanting to do nothing but go back to sleep, until my brain kicks in. Even an alarm clock won't ...
4
votes
3answers
442 views

What foods can I eat to keep my energy up in an office job in the afternoon?

About 2-3 hours after eating lunch I crash at work. My hands shake, I can't concentrate and I generally believe this has to do with low blood sugar. I've never been diagnosed with diabetes. My mom has ...
2
votes
1answer
589 views

How to keep energy up while on diet

I have started to change my diet and attempt to become more healthy with the goals of being in much better shape, becoming healthier, and feeling better overall. With this in mind, I have done my ...
5
votes
1answer
168 views

What is the best source of renewed energy on longer runs?

I like running longer runs (e.g. half marathons), but after 15-17 km I ofter need some sort of energizer apart from the water you get along the route. The question is then what exactly to take, as ...
4
votes
1answer
550 views

How are calories calculated in food [closed]

How are calories calculated in food? Do they sum all the energy in every molecule? By for example, by burning the stuff up and calculating the energy output. Or is this value supposed to represent ...
6
votes
4answers
400 views

Ways to increase your energy level

I've been noticing recently that I've had problems with my energy level. Eventhough I'll have a proper 8 hour sleep, I'll still be extremely tired during the day and would need a nap to get through ...
1
vote
2answers
108 views

More energy than normal - should I push myself?

Somedays (like today) I feel literally like I could move mountains! Is there any harm to pushing yourself harder on these good days? Just likes it's okay to slow down on the low energy days (I'm ...
3
votes
1answer
169 views

What should I eat before team exercise to maintain energy?

Sometimes when I play football (soccer) I get incredibly light headed similar to when I'm really hungry. What is the best type of food I should eat before playing a team exercise, preferably ...