Doctor insights on:
Hyperventilation How Fast Can Someone Pass Out If Hyperventilating
Varies: This varies from person to person ranging from fast to not being able to fully pass out. When one hyperventilates, the arterial carbon dioxide level drops, this causes a physiologic decrease in blood flow to the brain, and depending on the person, they may pass out due to decreased blood flow similar to a fainting episode. Don't try this alone or while standing. ...Read more
Can a person hyperventilate in hot weather in the summer time ? What i mean is does the sun cause hyperventilation in some people?
Hyperventilation: I imagine you are asking if some people pant when they get hot? No. Animals pant in attempts to cool themselves. Humans have sweat glands. ...Read more
I usaully get hyperventilation &pass out but yest.I couldn't breath at all passed out &was given o2 &became better , all tests neg no useful answers!?
Anxiety: Being that all your tests were negative and you describe hyperventilation and sometimes breath holding could be indicative of anxiety triggering episodes. A further evaluation with your primary care physician when these episodes occur could be revealing. ...Read moreSee 1 more doctor answer
Hi, I have a question about cerebral hypoxia brain damage. If I were to empty my lungs of all air and hold it for 30 seconds while taking 4 very small, fast hyperventilation like breathes, would that give me brain damage? Can you explain?
Hyperventilate: There are several possibilities. If you mean by hyperventilating you are short of breath with effort of walking fast then it indicates that you may not be getting enough oxygen to your heart. This could be a pulmonary problem or a cardiac problem. You must call your doctor to report this and be examined to find the cause and then properly treated. Do not postpone== this could be serious. ...Read moreSee 1 more doctor answer
Any way to stop anxiety fast? Very anxious right now,shaky,nervous l,probably hyperventilating a little.Not on any medicine.
Anxiety: Best, quickest and least problematic way to stop anxiety quick.y is to breathe in and out of a paper bag covering your nose and mouth-sandwich size bag. It icreases your carbon dioxide level. This is you body's natural anti anxiety "medication" and it has no troublesome side effects, is not addictive and you do not need a prescription. ...Read more
Can hyperventilating from breathlessness after running fast cause you to breath in more pollution? dangerous if run for a long time? car came v close
Pollution: Particulates that deposit in the lungs are uniformly distributed for the most part with local spikes(smoke etc).The larger the volume of air cycled through the lungs the larger the volume of undesired exposure,Beware ...Read more
I have an extreme phobia of needles and need a blood test.. could I hyperventilate to pass out while they draw the blood ?
You don't need to : Pass out or hyperventilate there R tech that can work fairly quickly. Cognitive behavioral therapy using progressive desensitization (learning 2relax ; then imagining the phobic event from least 2most anxiety provoking image while relaxed. I usually do this using hypnosis as a relaxation technique, but u can use other relaxation methods. Find a therapist ; U will b able 2get relief fairly quickly. ...Read moreSee 1 more doctor answer
I ran up the stairs and was breathing fast pretendin to be hyperventilating and I had distorted vision for 30 seconds didnt feel faint is that normal?
Hyperventilating: PremM ~ yes hyperventilating blows off CO2 and the low pCO2 in the blood disturbs calcium metabolism and you can get cramps in the long muscles and parasthesiae or numbness sandf tingling in the perifery. If you continue you pass out. Treatment. Get a brown paper BAG and put it over mouth and nose and re-breath your own breath and it corrects. ...Read more
In dance class,I really felt like I might pass out. I was Seeing spots, hyperventilating, & had to sit. Is this a serious Zoloft (sertraline) effect? I am worried.
Anxiety: Sounds more like a panic attack. When you start to hyperventilate your body blows off carbon dioxide and that can cause your blood vessels to constrict. That causes the feeling of "passing out", visual spots and weakness. The mechanism is real. Continue your activities. Dance is excellent for exercise and relaxation. Stick with your meds. If symptoms are recurrent let your doctor know. ...Read more
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