Questions tagged [exercise]

Activity requiring physical effort, carried out esp. to sustain or improve health and fitness.

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18
votes
3answers
2k views

Why am I advised not to eat immediately before exercise?

It is commonly said that, after eating, you should wait 2-3 hours before exercising. It isn't recommended to eat and right afterwards to exercise (or swim). But I haven't really understood why that ...
14
votes
1answer
201 views

What are the health benefits of Yoga?

Yoga has been accepted as a way of life by so many people irrespective of religion and country. There is world wide promotion for the Yoga and June 21 is going to be celebrate as International Yoga ...
13
votes
1answer
208 views

How good, and for how long, can endorphins really make you feel?

It seems to be common knowledge that exercise makes your body produce endorphins that make you feel good, but that is a vague idea. What amount of exercise does one need to have to achieve optimal ...
13
votes
1answer
851 views

Does the heart become stronger or weaker after an intensive workout?

I perform 12 push-up series with 1 minute and 15 seconds break between them each day. After this session i feel my heart pounding like crazy for ~5 minutes. Even hours after, i feel the heart beating ...
13
votes
2answers
193 views

Strength training vs Carpal tunnel syndrome

As a guitarist, I have often heard that it was not good to train your hand with certain aggressive strength training tools. Are the more aggressive tools for strengthening your hand (Finger Pullups, ...
11
votes
1answer
159 views

What are the effects of routine and daily meditation and physical exercise on pregnancy?

There are various studies with supporting data on what not to do during pregnancy, with many actions and/or situations that can negatively impact the growing human during pregnancy. However, I am ...
9
votes
1answer
215 views

Does lifting weights inhibit growth for teens and kids?

Does lifting weights inhibit growth for teens and kids? Some people I know argue yes, while others argue no. So, I want to know which one is true.
9
votes
1answer
782 views

What heart conditions cause dizziness after/during exercise?

Lots of stuff causes dizziness after/during exercise. But if you Google "dizziness after exercise" you'll get 10,000 articles and lame blogs that are basically just copies of one another that all ...
9
votes
0answers
352 views

Why do I eat anything I like and yet not gain weight? [closed]

I eat anything I like without regard to calorie-value. Pies, carbohydrates, cream, butter - everything that is generally considered fattening. I do not get any exercise beyond regular commuting/...
8
votes
1answer
120 views

Why I should avoid to exercise after blood donation?

I'm quite experienced blood donor, even if I feel anxious during the blood extraction I've never felt dizzy nor tired after donation. Today I've been donating and the nurse told me to avoid weight ...
7
votes
1answer
198 views

Is biking linked to erection- or fertility problems?

Is there any proven link between biking a lot and erection problems? Fertility problems?
7
votes
1answer
234 views

Smoking just after a workout

I smoke a cigarette just after workout at gym. Can that be more dangerous than smoking at a more ordinary time? For example, can it cause sudden cardiac arrest?
7
votes
2answers
433 views

Does staying at high altitudes increase your stamina?

Let's say someone lives at sea level and then stays at an altitude of 2'500 m for three weeks. Her body will adapt by increasing the amount of red blood cells. In the end, her stamina will be as good ...
7
votes
1answer
10k views

Increase in acne during weight loss. Is it normal?

I'm 100kg male. I'm losing 1kg-2kg per week with cardio and diet. Recently I noticed an increase in acnes around my arm and back. Also my forehad is more oily than usual. Are these changes normal ...
7
votes
1answer
97 views

When is too much running bad for your health?

In this ted talk, cardiologist James O'Keefe argues that intensive running is bad for your heart. This conclusion is pretty alarming to me, and counter to what I have always thought. Is there a ...
7
votes
1answer
173 views

Does exercising lower your lifespan?

I read that the consumption rate (Cal) of stronger muscles while resting is higher than that of less dense muscle tissue. Kleiber's Law and Rate of Living Theory states that organisms have circa the ...
7
votes
1answer
9k views

My allergy-caused stuffy nose goes away when I exercise. Why?

I'm currently dealing with my seasonal pollen allergies, and currently the right side of my nose is simultaneously blocked and runny. But when I start exercising, for example five situps, the blockage ...
7
votes
1answer
92 views

Are big city residents healthier due to walking? (all else roughly equal)

Is there any study that explores whether people in big cities physically exert themselves more as part of their daily routine to the benefit of their physical health? My thinking is this: people ...
6
votes
1answer
104 views

How does exercise improve health?

Particularly, it is often stated that exercise is good for battling heart disease and controlling blood pressure. Does anyone have any insight on how/why exercise does this? Thanks.
6
votes
1answer
133 views

When doing static (traditional “lean and hold” type of stretching), how long should we hold the stretch?

I was doing some muscle stretching after my daily run (the idea is to stretch to have flexible muscles) and it got me to think: is there a minimum amount of time required for the stretch to be ...
6
votes
1answer
85 views

Walking as a healthy habit for the aged and my doctor's thoughts on it

Nowadays, many doctors recommend old people, who cannot do gym or such huge physical fitness exercises, to walk, as walking is considered and a clinically proven very good way to keep good health for ...
6
votes
2answers
386 views

Effects of exercise while on a fast

Is exercise while fasting mutually exclusive? Fasting as in: one to three days on just water, and five days a month on a reduced calorie diet (fasting-mimicking diet) NOT a one meal, eight hour ...
6
votes
1answer
194 views

Should I use salt supplements if my sweat is bland?

Normally my sweat tastes salty. But in hot weather it often gets bland. I notice that when that happens I don't seem to retain water: I'll drink to the point that my urine is frequent and clear, but ...
6
votes
0answers
29 views

What exactly changes when range of motion improves through stretching?

Imagine I haven't moved much in recent years (couch potato, or injury...) Assume no other problems. Then I do exercise/stretching/physical therapy for a few months, and my range of motion in, say, ...
5
votes
2answers
126 views

Is the number of push-ups a person can do a good risk estimate for heart attacks?

According to this article below, people who can do more than 40 push-ups have lower risk of heart attack. Is this a valid claim? https://www.sciencealert.com/what-new-science-says-about-men-who-can-...
5
votes
1answer
120 views

What is the best time in a whole day for doing daily exercise like stretching, jogging, walking, cycling or swimming?

Is it more helpful to doing exercise in morning than evening? Or it doesn't matter when we do exercise in a whole day? As far as I know, doing exercise immediately after meal is not a good idea but ...
5
votes
1answer
73 views

Why do exercises for lower back pain concentrate on the abdominal musciles?

I've gone to physical therapy twice in my life for lower back pain. Each time the exercises I was given concentrated on improving the strength of the abdominal muscles, never the gluteus group of ...
5
votes
0answers
43 views

Is hanging from a bar contraindicated in the case of a shoulder dislocation history with labrum damage?

I have just found a book by John Kirsch "Shoulder Pain? The Solution & Prevention" (see also here and here) which promotes hanging form a bar with extended arms ("dead hang") as (partial) ...
5
votes
0answers
28 views

Correlation between pre-pregnancy training level of abdominal muscles and the risk of getting diastasis recti

Is there any evidence that (very) strong or (very) weak abdominal muscles before becoming pregnant increases or decreases the risk of developing diastasis recti during pregnancy? If so, what are the ...
5
votes
1answer
87 views

Does eating three to five whole eggs each day increase the level of blood cholesterol? [duplicate]

I am a great fan of eggs and have consumed many eggs a day since I was young. I had not even the slightest worry about my blood cholesterol level until an old man told me yesterday about the ...
4
votes
2answers
227 views

What are the best ways to increase fertility?

We are newly married couple. What Food habits we need to take care of and what are the best workout tips for us? If we need to do physical activity - which one is more effective YOGA or Gym Workouts ...
4
votes
3answers
197 views

What will happen if you keep running? What will eventually cause you to stop?

A more specific form of my question would be, "Barring mental barriers, what will lead to collapse after extended cardiovascular exercise?" I was considering asking this in the worldbuilding SE, but ...
4
votes
1answer
119 views

What's the difference between a fast heart rate during exercise, and a fast heart rate during an anxiety attack?

I'm curious to know what the difference is between having a fast heart rate during exercise and having a fast heart rate say at rest or during an anxiety attack. It's known that exercise is good for ...
4
votes
2answers
112 views

How long should one wait to eat after exercise

I read some articles which claim that after each workout, we should have at least one hour's rest before meal; others suggest half an hour. Otherwise, it will do damage to one's stomach. These were in ...
4
votes
1answer
270 views

Does lowering your resting heart rate decrease your metabolism?

I noticed that since I've started increasing my physical activity significantly, my heart rate has decreased as well. Over the past six months, my resting heart rate went from 88 to 66. I thought this ...
4
votes
1answer
3k views

Is there any cure for congestive prostatitis?

The "Congestive Prostatitis" is described as a condition in which there is excessive fluid accumulated in the prostate gland. Is there any cure apart from ejaculation? Can the condition be improved/...
4
votes
2answers
90 views

Max heart rate questions

Max Heart Rate How accurate really is the 220 -minus my age = max heart rate formula? I don't even come close no matter what I do. My max should be 187. Most blogs say I'm just not exercising hard ...
4
votes
2answers
195 views

Does tightening abdominal muscles reduce abdominal fat?

I have heard someone said that always conscious tighten abdominal muscles would help me reduce abdominal fat. Is that true? Does tightening abdominal muscles all the time not harm my body? If 2 is ...
4
votes
1answer
322 views

“Blood rushing to the head” during handstands: How is it regulated?

Many people who start practicing handstands or headstands report discomfort in their head, ranging from a mild sense of fullness to "my head is going to explode." The standard response in online ...
4
votes
1answer
505 views

What factors cause an unfit person to get out of breath faster?

What is the physiological mechanism behind why people who are overweight or less "in-shape" get out of breath more easily than those who are in good shape? Is it purely power to weight ratio? What ...
4
votes
1answer
76 views

Does the immune system recieve equivalent results when doing inactive exercise like when doing active exercise?

If I use a pedal exerciser, my legs need to actively push the pedal. However, if I attach my feet on the machinery pedal, and let the machine rotates, my legs are still moving. I call that "inactive ...
4
votes
1answer
86 views

Identifying the right caloric intake for weight loss

So far I've lost 30 pounds, and I did it all with caloric restriction. I have gotten to where I can keep my caloric intake between 1500 and 1700 daily. However, since I started exercising regularly I'...
4
votes
1answer
160 views

Is breathing using the nose and diaphragm truly healthier?

Searching for instructions on how to breathe properly one generally comes across the following: Breathe using the nose. Breathe using the diaphragm. Yet I have never seen these claims with reliable ...
4
votes
1answer
468 views

Does walking after eating really help with gas and constipation?

Does it really make any difference? If yes, then by what mechanism? I pass gas frequently and have hard stools. I've read that walking helps with both these problems. For example, on the Mayo Clinic ...
4
votes
0answers
292 views

Mechanisms that causes prominent veins during physical exercise

I have just read this article about why veins become prominent while exercising: Why do veins pop out when exercising, and is that good or bad? I have some questions about this: The article ...
3
votes
2answers
99 views

Simulate hypoxic training by breath holding/regulation

Is it possible to physically simulate hypoxic training by doing periodic breath holds or breath regulation during aerobic activity? Ideally, it ought to be done in a hypobaric/hypoxic chamber whilst ...
3
votes
1answer
429 views

What factors affect exercise induced nausea?

I know a few people who would vomit after or during training (various running exercises). My trainer said it was due to the lactate level in the blood, though I can't find a source to corroborate this....
3
votes
1answer
73 views

What is the connection between health, exercise, and meditation? [closed]

I have heard that health, exercise and meditation have a connection. How do these three factors interact towards having a better or more relaxing life?
3
votes
1answer
52 views

What would it be like to participate in a (coronavirus) challenge trial, in the US?

I am strongly considering volunteering for any COVID human challenge trial that becomes available near me (midwestern United States). I am willing to undergo long-term isolation. However, I am not ...
3
votes
1answer
46 views

Exercising a leg with a broken femur

Should the leg with a broken femur (which has been treated with surgery) be exercised when the swelling of the leg has sufficiently decreased, but the muscles still hurt?