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Doctor insights on: Does Being Sick Make You Lose Weight

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Went from 216.2lbs to 212.8 lbs in one day when sick. How do I lose weight so fast?

Went from 216.2lbs to 212.8 lbs in one day when sick. How do I lose weight so fast?

Let me explain: In general, your weight can fluctuate as much as five pounds throughout the course of the day. If you weight yourself at various points during the day, the number of the scale can differ anywhere from a few ounces to a few pounds. When you are sick it may be more especially of you having diarrhea and sweating. ...Read more

Dr. William Singer
17 doctors shared insights

Lose Weight (Definition)

Many people resolve to lose weight in the New Year for different reasons. For those who are overweight or obese, there are many health benefits to losing weight. It can help decrease your chances of developing diseases including diabetes, heart disease, high blood pressure, osteoarthritis, and even certain types of cancer. Low-calorie diets combined with increased physical activity are thought to be most effective long term. The healthiest weight loss regimen, therefore, is one that consists of making lifestyle changes that incorporate a balanced diet ...Read more


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I used to gain weight but after i was sick for 5 days and didn't eat, i started to lose weight then now i can't get it back. Why? How can I gain weight?

I used to gain weight but after i was sick for 5 days and didn't eat, i started to lose weight then now i can't get it back. Why? How can I gain weight?

Multiple reasons: Did you ever discover what made you sick? How do you know you are over it? Is anyone else in family ill? Diarrhea, fever, chills, cough? Look at what was going on before you got sick. Did you change your diet, eat something different? ...Read more

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Trying to lose weight. How do you know when your body is craving food vs hungry, thirsty, or too hungry (sick)? What signs should I watch for?

Trying to lose weight. How do you know when your body is craving food vs hungry, thirsty, or too hungry (sick)? What signs should I watch for?

Unreliable symptoms: You need to stay on your program. Sensations of hunger are unreliable. Stick to your calorie allowances and ignore the cravings. They will fade with time. ...Read more

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I'm 5'9" and 163 lbs is this normal weight? I'm finding it so hard to lose weight. I'm on a lot of diet pills but they're just making me sick. help?

I'm 5'9" and 163 lbs is this normal weight? I'm finding it so hard to lose weight. I'm on a lot of diet pills but they're just making me sick. help?

Your BMI normal wt: Your BMI, body mass index is 24.1 7 normal weight is BMI 18.5 -24.9. You are not overweight, nor obese, but in the normal category. If you want to be more healthy, increase your exercise and fine tune your dietary choices. Aim for plant based diet, fresh fruits & veggies, lean protein, nonfat dairy or almond milk or soy milk for calcium & protein. Go for Mediterranean diet. diet pills don't work ...Read more

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I've been overweight my whole life. I've started working out to lose weight but feel sick after. Is this because i'm so out of shape? 24f, 5'4 160lbs.

I've been overweight my whole life. I've started working out to lose weight but feel sick after. Is this because i'm so out of shape? 24f, 5'4 160lbs.

Exercise: If you're new to exercise what you're feeling isn't unusual, especially if you are perhaps overdoing it a bit. You should start feeling much better after about 6 weeks. If not get checked to be sure nothing is doing. ...Read more

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I could lose weight/get lean and stop cpap, but i wanna start bodybuilding and ill prolly have 2 continue cpap, but am embarrassed by it. What do I do?

I could lose weight/get lean and stop cpap, but i wanna start bodybuilding and ill prolly have 2 continue cpap, but am embarrassed by it. What do I do?

lose the weight: If you need CPAP at 18 you need to get the weight issue undercontrol, exercise is encouraged as part of this process. Embarassed by CPAP is better than suffering from sleep apnea. ...Read more

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How to do intermittent fasting? I am starting today. I was thinking of not eating anything all day except at 12pm ill eat a chicken patty. And thats it. Would i lose weight?

Why?: Total fasting is likely the worst way to lose weight since most of the weight you will lose will be water and fasting cannot be sustained. It would be more effective and healthier for you to limit your fat and carb (plus total calories) intake plus exercising regularly . With your current program, you will likely end up with a heavier weight once the fasting has stopped. ...Read more

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I have pain on my tailbone; it comes & goes(mainly when I'm sitting). I lost a lot of weight from being sick, could losing fat on my butt cause this?

I have pain on my tailbone; it comes & goes(mainly when I'm sitting). I lost a lot of weight from being sick, could losing fat on my butt cause this?

Tailbone pain: pain in the coccyx (tailbone) can be caused by significant weight loss - the coccyx relies on padding (fat) in the buttock. With significant weight loss - the coccyx no longer is "riding high" off of chair or bed - causing pain. sitting on a foam "doughnut" pillow can help alleviate this ...Read more

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I'm sick and tired of my fat body and desperately want to lose weight. Can behavior modification help?

I'm sick and tired of my fat body and desperately want to lose weight. Can behavior modification help?

Yes...but: You need a multi-tier approach: dietary changes, behavior modifications, increasing exercise, avoid drugs that can cause weight gain... To lose weight successfully, you need a whole-body approach. ...Read more

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