What causes fatigue and shaky hands?
James Stevens
Updated on March 03, 2026
These symptoms are present in a wide variety of medical conditions. The possibilities include low blood sugar, a reaction to a medicine or several other possibilities. If these symptoms are new and getting worse, it’s best to have your doctor take a look at you.
What does it mean when your body shakes and you feel weak?
If you suddenly feel weak, shaky, or lightheaded—or if you even faint—you could be experiencing hypoglycemia. A headache that comes on quickly, weakness or tremor in your arms or legs, and a slight trembling of your body are also signs that your blood sugar is too low.
Can not eating cause shaky hands?
Low Blood Sugar Your nerves and muscles are powered by blood sugar. When they don’t get enough, they tell your hands to shake. Low blood sugar can be caused by diabetes, certain medications, too much alcohol, or not enough food.
Can chronic fatigue cause shaking?
Several medical conditions can make a person feel weak, shaky, and tired. Dehydration, Parkinson’s disease, and chronic fatigue syndrome, among other conditions, are associated with these symptoms.
Can tiredness make your hands shake?
They are more common in older people. Everyone has some tremor when they move their hands. Stress, fatigue, anger, fear, caffeine, and smoking may make this type of tremor worse. A tremor that does not go away over time may be a sign of a medical problem and should be checked by your health care provider.
Why do I get shaky a few hours after eating?
Reactive hypoglycemia (postprandial hypoglycemia) refers to low blood sugar that occurs after a meal — usually within four hours after eating. This is different from low blood sugar (hypoglycemia) that occurs while fasting.
What are the medical conditions associated with fatigue and shaking hands?
Fatigue and Shaking hands or tremor. WebMD Symptom Checker helps you find the most common medical conditions indicated by the symptoms fatigue and shaking hands or tremor including Benign essential tremor, Low blood sugar (hypoglycemia), and Medication reaction or side-effect.
What are the symptoms of bulimia?
Extreme Symptoms of Fatal Bulimia Bulimia is a serious illness that involves cycles of binging (consuming excessive amounts of food) and purging (“getting rid of” food, through self-induced vomiting or other means).
Can bulimia cause dizziness and dizziness?
People with bulimia who partake in all these behaviors simultaneously or regularly are at heightened risk for life-threatening electrolyte imbalance and dehydration. When severe dizziness or mental confusion set in, a person may feel unable to stand or balance properly.
What causes electrolyte imbalances in bulimia?
Excessive fluid loss, caused by vomiting, laxative abuse or diuretics (water pills), can cause electrolyte imbalances in people with bulimia. According to the National Mental Health Information Center (NMHIC), these imbalances may result in death. Nausea and stomach cramps are common symptoms of electrolyte imbalance.