In a large number of cases of fainting the cause is unknown. What Causes Fainting? Fainting (syncope) has many different causes. Vasovagal syncope: Also known as the "common faint," this is the most frequent cause of syncope. It results from an abnormal circulatory reflex. The heart pumps ...
Fainting Spells - Syncope: What is it and why does it happen?Kirkland G.L. JrProceedings of the Pennsylvania Academy of Science
A positive reflex is more common in women than men and is unilateral in over 90% of patients[54]. Interestingly, hair within the ear canal can stimulate Arnold's nerve and trigger the urge to cough (Oto-tricho-tussia). Such patients can be easily treated by removing the hair[55]. ...
1 : having a feeling of whirling or spinning about : dizzy. 2 : causing dizziness a giddy height.
Newly pregnant women may feel emotional, anxious, or depressed, and have crying spells. Mood swings may be worst in the first trimester, easing up somewhat in the second, and coming back as the pregnancy nears the end in the third trimester. ...
fainting spells, and pain in the upper part of your abdomen. Call your doctor if you havenausea,vomiting, or sweating; or palpitations or dizziness and you don't know the cause. The most common symptoms of heart attacks are: unremitting or prolonged chest pain, ...
Toxemia is a serious medical condition that affects pregnant women. If toxemia is left undiagnosed and untreated, it can lead to...
spells, frequently triggered by low threshold stimuli which the patient faces during his usual daily activities such as exposure to a changing temperature, aerosols, perfumes, odors, or during talking or laughing. Cough reflex hypersensitivity is observed in all respiratory diseases (either acute or ...