9 truths about fasting, told once and for all

When people feel hungry, it is usually when the food has been digested, which is often referred to as "no food in the stomach", also known as fasting

Can not drink milk on an empty stomach, easy to diarrhea

Can't eat bananas on an empty stomach, it's not good for the heart

Can not eat persimmons on an empty stomach, be careful of long stones

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Is there really a lot you can't eat on an empty stomach? Let's talk about it today

These three foods can be eaten on an empty stomach

Myth: Drinking milk on an empty stomach can cause diarrhea

Rumor: If you experience symptoms such as flatulence, fart, diarrhea, and abdominal pain after drinking milk on an empty stomach, it may be caused by "lactose intolerance"

Misunderstanding 2 Eating persimmons on an empty stomach will cause stomach stones

Rumor: The tannic acid, pectin and gastric acid in the persimmon will form lumps, and then the dietary fiber that you eat will condense on the lumps, which will form gastroliths

Misunderstanding 3 Eating bananas on an empty stomach will increase the load on the heart

Rumor: Bananas are indeed high in magnesium and potassium, but even on an empty stomach, magnesium and potassium are slowly absorbed by the body and will not quickly enter the bloodstream to increase the burden on the heart

You shouldn't eat these when you're hungry

Do not drink on an empty stomach.

　　Of course not drinking is the healthiest

　　Do not eat stimulating, spicy food on an empty stomach.

　　Before you do the test, find out what is "fasting"

　　Many of the inspection items we go to the hospital to do require you to keep an empty stomach, so what exactly is an empty stomach? Regarding the definition of fasting, there are two opinions in summary: In life, what we call fasting generally refers to 4 to 5 hours after a meal

　　What is the best time to do a fasting test? Fasting time is not as long as possible.

　　Can I drink water before the fasting test? Generally, fasting examinations require 6 to 8 hours of water deprivation, but "water deprivation" means not drinking a lot of water

　　Not all tests require "strict fasting"

　　Which tests require "fasting"? In medical examination, fasting is also divided into "strict fasting" and "small fasting"

　　Strictly fasting means not eating for 8 to 12 hours before the test
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Strict fasting tests are required: blood glucose, blood lipids, renal function (mainly blood urea and blood uric acid), liver function (mainly bilirubin, transaminase), and blood viscosity
.

　　"Small fasting" means that you don't eat high-protein and high-fat foods for breakfast, but only drink low-fat foods such as porridge.
Such tests can be done 4 hours after breakfast
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"Small fasting" examinations: coagulation function, glycosylated hemoglobin, blood routine, erythrocyte sedimentation rate, immune all laboratory items such as hepatitis B three lines, complete hepatitis B, various hormones, myocardial markers, thyroid function, tumor markers, autoantibodies, Rheumatic factor
etc.

　　Text / Zhao Runshuan (Beijing Xiaotangshan Hospital)