33 votes

Why is exercise good for you?

You hit on some common misconceptions, but you also hit on some truths. For instance, you compare the human body to inanimate objects with respect to damage, but you also accurately point out that ...
user avatar
  • 17.4k
12 votes
Accepted

Is rucking (running with weight in backpack) a bad idea?

Your spine and shoulders should be fine, the biggest risk is to the knees. In particular, running with any kind of weights (vest, ruck sack, etc.) puts much more stress on your knees. If you have ...
user avatar
9 votes

Why is exercise good for you?

This is an interesting question that had me thinking for a while. It's difficult to answer "why" exactly, other than saying "it is that way", so I'll try to describe the need for ...
user avatar
6 votes

migraine after work out

Most of the migranes are hereditary. Biological states may cause increases in free fatty acids and blood lipids, increased platelet aggregation, decreased serotonin levels and increased prostaglandin ...
user avatar
  • 814
6 votes

Should I stay away from racing long distances if my main concern is health?

For the most part, the science is still unclear on the long term effects of things like long distance running on the body. Some studies have suggested that it can be bad for knee cartilage (in ...
user avatar
6 votes

How to benefit from exercise without any lasting damage?

Consider a knee: The meniscus absorbs much of the shock of jumps and landings. Tears in the meniscus is a common cause of surgery. Sports with high risk of meniscus tear include american football, ...
user avatar
  • 3,327
6 votes
Accepted

What are risks of bodybuilding?

I think this is a very broad question as injuries resulting from bodybuilding or strength based exercise can range wildly depending on the intensity that someone does. The typical person that's just ...
user avatar
  • 6,446
6 votes
Accepted

How to help a stubborn and dedicated teenager doing calisthenics?

Nothing that you describe seems necessarily alarming. I'm a little confused about "500 pull-ups" and "5-6 hours of training per day", but some young men can tolerate that kind of ...
user avatar
5 votes

Can hyperventilating increase lung capacity or fitness?

Hyperventilation is a legitimate method for increasing the proportion of oxygen in the blood for the purpose of things like holding one's breath. However, there is a caveat to it, namely that the body ...
user avatar
  • 8,447
4 votes
Accepted

Is it right that working out before 18-20 may stop growth

Will weight lifting, strength training, etc, stunt my or my child's growth? If you (or your child) aren't sprouting up as quickly as the other kids and you've been lifting weights, it's easy to ...
user avatar
  • 4,494
4 votes

Ensuring Physical Health while sat idle most of the day

Every time you have an opportunity to do something physically exerting, do it. Health & Safety Executive recommends: short, frequent breaks are more satisfactory than occasional, longer ...
user avatar
  • 6,954
4 votes

Healthy Resting Heart Rate

Heart Rate is an individual measure. I have 60. My colleague, who is much fitter than me has 80. Some ultra marathon runner I know has 30. The range is unhelpful huge because RHR is an unhelpful ...
user avatar
  • 385
4 votes

Prolonged sitting is bad; so is prolonged standing. But what about regularly shifting between the two?

Interestingly, the risks of mortality between the two conditions, sitting and standing, appear to be causally different. Our understanding of the former is supported by a large body of research ...
user avatar
  • 6,140
3 votes

Need a solution to help keep my run training program going!

First, just thought I'd mention that it says when joining this stack exchange that questions should not be opinion based. That said, I usually hang mine on a fold up clothes hanger, or over a railing ...
user avatar
3 votes
Accepted

Will taking MassGainer and Creatine risk damage to my body in long run?

Neither of these supplements are habit forming so no, your body will not "crave" them after you stop using them. However, the effects of both will subside when you stop taking them. If you need to ...
user avatar
  • 168
3 votes

Is it harmful not to wear an underwear while running?

The harm would be found in a lack of support for parts of your body (or another person's body) that needs support and doesn't benefit from getting tossed about as you run. Chafing is another issue, ...
user avatar
  • 14.9k
3 votes

What's wrong with non-drinkable water in public toilets?

It could be marked as non-potable for a variety of reasons. It could be reclaimed water, as defined: water that is not used for drinking, but is safe to use for irrigation or industrial purposes. ...
user avatar
  • 14.9k
3 votes
Accepted

Ensuring Physical Health while sat idle most of the day

You are correct, the human body wasn't made to sit down for long periods of time. It is very unnatural, but with the information age, it is basically inevitable. I work as a software developer and ...
user avatar
  • 1,966
3 votes

Bench pressing when your feet are not touching the ground: dangerous? Risks?

There are plenty of articles and forum threads that explain why it's better to bench press with your feet stable on the ground, and the keys are always stability and tension. A quote from one of them: ...
user avatar
3 votes

Use of hot belts for weight loss

The premise of these hot belts is based on a fallacy. Sweat is composed primarily (99%) of water with small amounts of minerals and traces of hundreds of other compounds floating around in blood. ...
user avatar
  • 932
3 votes

Use of hot belts for weight loss

TLDR: These kinds products don't give the results they claim and are certainly not a healthy way to lose weight. When you workout, you burn calories, approximately 85% of which are exhaled. The ...
user avatar
  • 4,123
3 votes

Non-Dairy Protein Powder (And Some Concerns)

Supplements in general are subject to limited regulations in the United States. So complaints of efficacy and label accuracy are common. Complicating the matter further is that independent reviews can ...
user avatar
  • 131
3 votes

I removed the hand gripper's soft foam grip. Is this dangerous?

It's fine. Something like the Captain of Crush grippers are made of metal, with a knurling like texture to the handles to increase friction (in a pinch I've used the knurling on them to file bits off ...
user avatar
  • 4,644
3 votes

Why is exercise good for you?

It could be partly related to resource conservation. For example, if your body waits for activity in a particular muscle group to cue the growth of those muscles, it doesn't waste calories building ...
user avatar
  • 131
3 votes

Why is exercise good for you?

I think you're barking up the right tree: The body is made of many different chemicals, so logically some parts will wear faster than others. And the body can try to repair some parts, but not others ...
user avatar
  • 131
3 votes
Accepted

Why is exercise good for you?

The body is mainly a biochemical "machine", that can at least partially regenerate itself, which have evolved through 100,000s of years. However our society has, for the last 100 years, ...
user avatar
  • 3,327
3 votes

What are risks of bodybuilding?

Summarising the systematic review, 'The Epidemiology of Injuries Across the Weight-Training Sports', by Keogh & Winwood, 2017: Bodybuilding had the lowest injury rates of all weight-training ...
user avatar
2 votes

Is it fine to train in the sauna?

This is going to sound counterintuitive, but hear it out. If you want to get better at performing in the heat, train in the cold. First and foremost training in the cold is a more rigorous workout....
user avatar
2 votes

60-year old dad passes out after 1/2 an hour of badminton

Badmintion is not inherently "too much" for a 60-year old male. However, your father has a known heart condition and apparently has not exerted himself in sports before this event. I generally agree ...
user avatar
  • 114
2 votes

Sugar vs. Aspertame

Contrary to John's answer, I've also heard that aspertame is bad for constant consumption. Your question made me search more on the topic and came up with the following sources http://articles....
user avatar

Only top scored, non community-wiki answers of a minimum length are eligible