Why do I feel jittery and weird?

Author: Prof. Britney Koss Sr.  |  Last update: Tuesday, December 30, 2025

Anxiety, fear, feeling generally unwell and fever can all make you feel trembly - the expression 'shaking in his boots' is one we all recognise. Of course, feeling shaky without knowing what's causing it can make you feel anxious - which can lead to a vicious cycle of shakiness.

Why do I feel nervous and jittery for no reason?

Feeling anxious for no reason is actually more common than you might think. Sometimes, the reason isn't immediately obvious because anxiety can stem from subconscious worries, past experiences, or even physiological factors like diet or sleep deprivation.

Why do I feel weird and shaky all of a sudden?

They could also be the result of panic attack, anxiety, Parkinson's disease, hyperthyroidism, poisoning by alcohol or amphetamines, or a heart arrhythmia (bradycardia, tachycardia, including atrial fibrillation). Contact your doctor.

What is jittery feeling a symptom of?

Why do I feel shaky and jittery inside? There are a range of possible causes. Some common ones include low blood sugar, low blood pressure, too much caffeine, and dehydration.

Why am I getting random jitters?

High or low blood sugar (hyperglycemia or hypoglycemia, respectively) may cause tremors or other involuntary movements. Stress, anxiety, or fatigue may be associated with tremors.

Feeling anxious and overwhelmed? This is for you.

What deficiency causes jitters?

Findings from preclinical and clinical studies show magnesium and zinc deficiency can lead to anxiety, and supplementation can help alleviate anxiety-like symptoms.

How to stop feeling jittery?

But here are 9 calming techniques that do work – and they work quickly at that.
  1. Just breathe. ...
  2. Close your eyes and count to 10 slowly. ...
  3. Chew a piece of gum. ...
  4. Phone a friend – preferably a funny one. ...
  5. Smell lavender. ...
  6. Curl up with your cat or dog. ...
  7. Listen to calming music. ...
  8. Exercise your body.

How do I stop feeling shaky and jittery?

To reduce or relieve tremors:
  1. Avoid caffeine. Caffeine and other stimulants can increase tremors.
  2. Use alcohol sparingly, if at all. Some people notice that their tremors improve slightly after they drink alcohol, but drinking isn't a good solution. ...
  3. Learn to relax. ...
  4. Make lifestyle changes.

What disorder makes you jittery?

Psychomotor agitation often affects people with bipolar disorder, but it is also associated with other conditions that affect mental health or neurological function. It is a physical expression of anxiety and mental tension.

Why do I have a weird uneasy feeling?

Anxiety and Stress: High levels of anxiety and stress can trigger a range of physical and emotional symptoms, leading to an overall feeling of weirdness. Sleep Issues: Disrupted sleep patterns, insomnia, or lack of quality sleep can leave you feeling groggy, disoriented, and not quite yourself.

What am I lacking if I feel shaky?

Vitamin deficiency, particularly of vitamin B1, B6 and B12 can lead to tremor. So can Wilson's disease, an inherited condition in which too much copper builds up in your body. Rare causes like poisoning with arsenic or heavy metals can cause a variety of symptoms including tremor.

Why do I feel uneasy in my body?

While an uneasy feeling in your body can be a complex symptom of anxiety, understanding and addressing it with appropriate techniques can empower you to regain control. Remember, anxiety is not just 'in your head' – it manifests physically and can be managed through both psychological and physical approaches.

Why does my body feel like it's vibrating inside?

Researchers have suggested that anyone can experience internal tremors, but they are more pronounced in people with Parkinson's, multiple sclerosis and essential tremor [2]. Other potential causes include low iron, vitamin B12 or vitamin D deficiencies or diabetes.

Why do I randomly shake and feel anxious?

Your heart rate, breathing, and blood pressure all increase as your body prepares itself to deal with the stressor. In this situation, your body and brain interpret anxiety as a signal to either escape from danger or stand your ground. This primes your muscles to act, which leads to shaking or trembling.

Why does my body feel weird and jittery?

However, shakiness can have other causes aside from anxiety, such as essential tremor, Parkinson's disease or simply too much caffeine. If you notice that you're shaking often, even when you're not anxious or stressed, check with your doctor to see if there may be other issues at play, Eckler says.

What is the hardest mental illness to live with?

Sometimes symptoms lessen for a period, but the best strategy for living with these conditions is learning to manage triggers and come up with treatment plans and coping mechanisms. BPD, as one of the most difficult mental illnesses to live with, can also be one of the hardest to treat.

Why do I suddenly feel uncomfortable for no reason?

Unresolved Memories or Emotions

Our minds are incredibly complex, so sometimes discomfort can be a result of unresolved emotions from the past being triggered in the present Past traumas, unresolved issues, or suppressed emotions may surface unexpectedly, causing a sudden and unexplained sense of discomfort.

How can I stop feeling jittery?

Do
  1. try talking about your feelings to a friend, family member, health professional or counsellor. ...
  2. use calming breathing exercises.
  3. exercise – activities such as running, walking, swimming and yoga can help you relax.
  4. find out how to get to sleep if you're struggling to sleep.

What should I eat or drink if I feel shaky?

Good choices are a piece of fruit, a few whole wheat crackers, a glass of milk, or a carton of yogurt. In people with diabetes, hypoglycemia can come on suddenly and needs to be treated right away so it doesn't get worse. Eat or drink a quickly digested carbohydrate food, such as: ½ cup fruit juice.

What vitamin stops shaky hands?

Vitamins B1, B6 and B12 are integral in keeping the nervous system in strong working order. And, while essential tremors are more hereditary in nature, a deficiency in vitamins B1, B6 or B12 are known to cause shakiness and tremors in the hands.

What should I drink if I feel jittery?

Drink water

Hydrating is one of the quickest ways to start flushing caffeine out of your system. Water can help dilute the caffeine in your body, which can reduce the intensity of the jitters.

What medication helps anxiety immediately?

Drugs such as Xanax (alprazolam), Klonopin (clonazepam), Valium (diazepam), and Ativan (lorazepam) work quickly, typically bringing relief within 30 minutes to an hour. That makes them very effective when taken during a panic attack or another overwhelming anxiety episode.

What makes jitters go away?

Whatever you're doing, take a few deep breaths to help let the anxious thoughts and feelings float on by. "Almost by definition, if you're anxious, you're being overly perfectionistic in the goals you're setting for yourself," Barlow says.

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