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Doctor insights on: How Does Low Blood Sugar Make You Feel

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Blood Sugar (Definition)

The blood sugar concentration or blood glucose level is the amount of glucose (sugar) present in the blood of a human or animal. The body naturally tightly regulates blood glucose levels as a part of metabolic homeostasis. Glucose is the primary source of energy for the body's cells, and blood lipids (in the form of fats and oils) are primarily ...Read more


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Does low blood sugar sometimes trigger svt?

Does low blood sugar sometimes trigger svt?

Probably yes.: With low blood sugar, the body kicks in it's own protective mechanisms to raise blood sugar levels to feed the brain and rest of the body. Adrenalin is released which helps block the effect of Insulin (which lowers the blood sugar). Adrenalin also causes the release of glycogen (starch) from the liver to elevate the bs. Adrenalin is a stimulant and "heart accelerator". It could trigger svt. ...Read more

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Does low blood sugar cause dizziness? I often experience spinning after or during a meal

Does low blood sugar cause dizziness?  I often experience spinning after or during a meal

Many things: Low blood sugar can cause dizziness but so are low blood pressures, vertigo...It's unlikely that your blood sugar is low "during a meal". Best to do is to check your blood sugar and blood pressure during the time of dizziness to see if one of them are truly the problem. ...Read more

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Why does low blood sugar level cause severe mood swings in people?

Why does low blood sugar level cause severe mood swings in people?

Low Brain Bloodsugar: When the brain is deprived of the fuel it needs to properly function, mood swings, loss of consciousness, seizures may develop. The latter 2 are more severe, but mood swings are pretty common. ...Read more

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Can low blood sugar in the morning make me feel really nauseous?

Can low blood sugar in the morning make me feel really nauseous?

IT CAN: It can but you have to know how low your blood sugar is and what is causing it if you are not diabetic if you are diabetic you may need some adjustment in your meds but you should check your blood sugar before you blame your nausea to low blood sugar as there are other causes of nausea in the morning. ...Read more

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Are there any conditions that make you beef better with low blood sugar on 60s and feel worst in 90s??

Are there any conditions that make you beef better with low blood sugar on 60s and feel worst in 90s??

Not likely: Blood sugar below 60 is abnormal and could cause symptoms of lightheadedness,weakness,sweats,some confusion. Blood sugars in the 90's to low 100's don't usually cause symptoms in nondiabetics but in diabetics with very high sugar levels, a precipitous drop to 90's could bring on symptoms of sweats,weakness,etc. ...Read more

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Low blood sugar- extreme weakness;shakes;fits of rage. Only full meals w/ bread, meat & lots of sugar begin to make me feel better. Been ill for years & >30 doctors - no help. No diagnosis. What to do?

Low blood sugar- extreme weakness;shakes;fits of rage. Only full meals w/ bread, meat & lots of sugar begin to make me feel better. Been ill for years & >30 doctors - no help. No diagnosis. What to do?

Complex problems : When a person has a set of serious symptoms that have persistently defied diagnosis, sometimes the best approach is a logical, team-based process. For example, a primary care doctor working closely with a neurologist, endocrinologist, nutritionist and psychiatrist (to help manage symptoms) might be the best way to go. ...Read more

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Lately I have been feeling a tad weak spacey and internally shakey. Feels almost like low blood sugar. What else could cause this?

Lately I have been feeling a tad weak spacey and internally shakey. Feels almost like low blood sugar. What else could cause this?

Spacey: There are many reasons why someone your age is "spacey and internally shaky". If you do not follow up on this with your doctor and a Psychologist you will not get rid of the problems you have. These issues can be controlled! ...Read more

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What exactly does a high or low blood sugar feel like? When someone is diabetic, what exactly do they feel when experiencing either a high or low blood sugar?

If : If a person has low blood sugar, it can be manifested by: sweating, extreme thirst, blurry vision, pale skin, headache, difficulty speaking, loss of coordination, irritability and other behavior changes, siezure, dizziness, cold sweats and loss of consciousness. If a person has high blood sugar, the following symptoms can be experienced: frequent urination and thirst. Also, a person whose high blood sugar goes untreated may experience vision issues (blurry), and wounds that are slow to heal. Hyperglycemia that goes untreated may lead to a serious medical condition called diabetic ketoacidosis which requires emegency medical attention and is manifested by dry mouht, breath that smells fruity, shortness of breath and nausea/vomiting. It is important that you check your blood sugar as directed, watch your diet, avoid foods that cause high blood sugar and follow your medication regimen as prescribed by your doctor. ...Read more

Dr. Tracy Berg
954 doctors shared insights

Hypoglycemia (Definition)

Symptoms include nervousness, sweating, hunger, anxiety, blurred vision, fatigue, fast heart rate, etc. -- however unless you have diabetes and are on Insulin or other medication, have renal or liver disease, cancer or prior stomach surgery -- then true hypoglycemia neveer occurs in human beings. If it a very frequently ...Read more