Recent comments in /f/explainlikeimfive

Freedom-No-781 OP t1_j6hdjt3 wrote

Ohh ok, see I didn't even think about basic bodily needs outside of the gym, that makes it much easier to understand how that's obtained now! So from your example, I could even eat 1500 calories and still lose weight from just normal everyday bodily needs?

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152centimetres t1_j6hdfvy wrote

i'd talk to a nutritionist, they can help you with your caloric/macro nutrient intake goals and figure out the best exercises for you

but honestly it sounds like you're quite fit so im guessing your goal is just general weight loss? so i'd like to just put it out there that unless you change your eating and exercise for the rest of your life, as soon as you stop the "diet" or extra exercise or whatever it is, you will more than likely end up gaining the weight back and possibly more

tl;dr diets dont work, lifestyle changes do, and weight loss isnt the end all be all for happiness/self esteem

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ars13690 t1_j6hdext wrote

If you're an average sized person your basic bodily functions, heart beating, liver filtering, brain thinking, all use anywhere between 1500-2000 calories a day. Speaking from experience an overweight 6'5" man burns 2500 calories if i just sit in bed reading a book all day

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GalFisk t1_j6hd9yt wrote

Ever used a cooling spray, or sprayed yourself with liquid butane while filling a lighter? The evaporating liquid carries away a lot of heat, so it feels cold.

Refrigerators do the same thing essentially, but in a closed tube, and then they recompress the evaporated gas to squeeze the heat out (this happens in the warm tubes you'll find on the outside rear of the fridge), so that it can go around and work as a cooling spray again.

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maobezw t1_j6hd9bd wrote

I had 4 REHAs and tens of hours of group therapy and had several quite different therapists during that time. Each one highlighted a different facet of the same problem, and ONE said a particular sentence at the end that made all these fragments collapse into one big picture. But none of this would have happened without my own cooperation. Therapy is work on and for oneself. Apparently there are always people who can't or won't see or understand that. IF you go to therapy, then the therapist can only help you to help yourself. No therapist will print out a manual for you. YOU have to write this manual yourself. The therapist can help you do that and talk you through other ideas and perspectives. But YOU MUST go there and WANT to get involved. Edit: And the therapist helps you to work out a set of tools (new behaviours, coping strategies, survival mechanics) which you can and need to build into your life to change and/or avoid those things which make you ill.

Translated with www.DeepL.com/Translator (free version)

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niko4ever t1_j6hd7y1 wrote

Therapy can help you figure out if there are personal reasons for why you aren't achieving your goals, and how to fix that

It can't tell you what your goals should be, because that's unique for everyone

It also can't help you change things that are outside your control, only to accept them

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Jkei t1_j6hd4kq wrote

Just being alive sees you burning something like 1800 calories a day. You'd use that much even if you laid perfectly still in bed all day, like a coma patient.

Say that between an active job and exercise, you burn another 700 or so, putting your total at 2500. If you then stick to a harsh diet like 1000 kcal a day, you're 1500 kcal in the negatives, so that comes from fat instead.

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SirReal_Realities t1_j6hd4gf wrote

I suppose it depends on why you are in therapy. If you have suffered from trauma, they are supposed to help your recovery. Sometimes “recovery” means accepting a new “normal”.

If you are in therapy because it is court mandated, or someone else is insisting that you go and you “don’t see the point” then the point is that you are going because you have no choice, or it is easier than saying no.

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LongFeesh t1_j6hd213 wrote

Therapy works by helping you recognize your unhealthy patterns of thought/behaviour and teaching you how to change them to improve your mental health. You do most of the work - the therapist just guides you and shares their professional knowledge when applicable. At the end of the day, the therapist doesn't even really need to "get you" all that much; I've been able to benefit from sessions even with therapists I didn't connect with well. Gain insight, use it to make changes, live better.

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othatchick t1_j6hcutl wrote

you burn calories by existing. just as an example : you burn 1500 calories a day by just living and working. if you want to maintain your weight, you need to eat 1500 calories. if you consistently eat 3000 calories per day, you will gain. If you eat only 1000 calories, you will lose weight.

There are calculators to estimate your energy output during the day. Whatever that number is, adjust your goal caloric intake accordingly.

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thismyvibe t1_j6hcuq7 wrote

eat more/burn less = gain weight bc you’re adding to storage without getting rid of much/anything

eat regular/burn regular = stay at weight bc you’re getting rid of what you’re putting in

eat less/burn more = lose weight bc you’re taking from storage without putting anything in.

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Freedom-No-781 OP t1_j6hctdu wrote

This is what always gets me, I've got a very active job (I'm a CO, so while doing my rounds I walk at least 6 miles up and down stairs a day) but even on the treadmill reaching high calorie output numbers seems daunting.

I weight train, and then do cardio on top of my job, although even if I eat 1500, spending 20 minutes on the treadmill only burns about 500 calories, where does the extra 1100 come from?

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Jkei t1_j6hclnz wrote

It's pretty straightforward. Fat is essentially just a way to store energy. If you want to reduce those reserves, you need a net negative in/out balance i.e. it needs to decrease faster than it increases, like draining a bank account by spending faster than you refill it.

In the case of energy, you gain it from food. So you can reduce that by eating smaller amounts and/or less energetic food. Conversely, you spend energy through basic bodily functions (those account for the majority of energy expenditure for the average person) and exercise.

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Freedom-No-781 OP t1_j6hcgxz wrote

Let me know if I'm understanding this correctly then, so to lose said weight, if my goal is to eat 1000 calories, I do then need to actually burn 1500 calories to lose weight?

Could I not just burn 500 for example because I'm already in a huge calorie deficit by only consuming 1000?

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Loki-L t1_j6hcgdd wrote

You burn a lot of calories simply by being alive.

The more active you are the more you burn.

You can think of it like fuels consumption for a car.

You engine burns fuel even if you are just idling, fuel consumption goes up with driving faster or making the engine work harder in other ways.

You goal is to pump less extra "fuel" into your mouth than you burn each day.

Exercising and making you body work harder in other ways helps with that.

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152centimetres t1_j6hcckw wrote

well the average person uses like 1500 calories a day doing nothing so thats how you burn that, and eating less or low calorie things is how you keep it at a deficit

its also important to keep macros in mind tho (protein, carbs, fats) because your body uses them differently and having too much of one can make you gain weight even if you're at a calorie deficit

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Oaden t1_j6hc6eg wrote

The entire point of losing weight is to get your body to convert its fat reserves into energy.

So if you burn 2000 calories and eat 1500 worth of food, your body will make up the shortfall by converting muscle and fat into calories. You then lose a bit of weight.

Unfortunately, fat contains quite a lot of energy, so you will need to keep this pattern of burning a little fat per day for a long time.

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stevehockey1 t1_j6hc1sn wrote

It's all based on software. Most software that were developed for machines that only accepted insert and swipe were developed badly with "inefficient" code. It was also made pre-2000 era.

Now these software connects to payment gateways that are older than my grandpa. Thus, the development and re-engineering for that code is difficult and very tedious (languages are old and outdated, no documentation and devs back then didn't like to leave comments for some reason so we gotta figure out what entity works with what). Also, any major iterations will likely need to get re-certified. No one wants to work on that.

So most of the time, companies would port w/ minor changes to the code such as optimization, compatibility, to the new device. However, since Contactless Payments were developed in the 2000s w/ the addition of NFC on mobile devices shortly after, the development of that code is much more optimized for modern devices.

Tap and chip have the same level of safety (from the merchant's end), technically, the chip is safer to prevent fraud, but when it's tap any chargeback will have a liability shift (all chargebacks goes to MC/Visa/Amex instead of the merchant [at least in Canada]). From the customer's end, there's no difference. Tap is simply more convenient.

Also, if you want to know the safest and convenient way to pay: Apple Pay / Google Pay.

The reason why I always encourage people to pay with their digital wallets is because of traceability. What u/BaggyHairyNips mentioned is right. When you register your card with Apple Pay/GPay, you don't just save your card on there. Apple/Google creates a token from your card (basically puts all of your cardholder data [number, exp date, name, CVV as of recently] and encrypts all of that and hashes it out) and pays everything with that token. This not only guarantees that the card is not a fraud for the merchant (as you can't have a stolen card on a digital wallet [unless you stole the phone and know the password]) as well as from the consumer's end, you have instant traceability (Apple/Google will have their own transaction history on the phone) so you don't need to wait till the transaction settles EOD to figure out if something went wrong or not.

Also, do note that this is kinda the order for the regions the most advanced in payment security to the least (note that this is mostly based on eCommerce, as security for Card Present is similar around the world):

Europe (requires SCA, 3DS)

Canada (most merchants adopted 3DS)

Asia

USA (lack of 3DS implementation for some key merchants)

Africa

​

Source: I work for a Fortune 500 in the payment industry.

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