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Heavy-headedness is the feeling of faintness, dizziness, or feeling of floating, wooziness. [1] [2] [3] Individuals may feel as though their head is heavy; also feel as though the room is moving/spinning also known as vertigo. Some causes of heavy-headedness can be tough to get rid of and can last a long period of time, however most can be treated.
If you find yourself feeling lightheaded and off-balance on a regular basis, it’s important to get to the root cause of why. It can also be helpful to know what to do when lightheadedness hits.
Studies have shown that inhaling CO2 can cause fear in people who do not have any prior history of panic attacks. [38] This information has allowed scientists to suggest that panic attacks could be caused by our brain's inability to stop alarm signals that make us feel like we're suffocating.
Norepinephrine is a huge player in fear memory formation. Recent studies have demonstrated that the blockade of norepinephrine β-adrenergic receptors (β-ARs) in the lateral nucleus of the amygdala interferes with the acquisition of fear learning when given pretraining stimuli but has no effect when applied posttraining or before memory retrieval.
Or you may have balance issues. Or perhaps you’re taking medications that affect blood flow to the brain. Not all bouts of dizziness are alike either. Some people feel like they’re going to ...
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More severe causes should also be considered, [9] especially if other problems such as weakness, headache, double vision, or numbness occur. [2] Dizziness affects approximately 20–40% of people at some point in time, while about 7.5–10% have vertigo. [3] About 5% have vertigo in a given year. [10]
This underlying cause is reversible if you quit the meds, but other reversible causes might not be so obvious. Depression or major stress could cause impairment to show up in testing, too, Boyle says.