Search results
Results From The WOW.Com Content Network
Hyperventilation syndrome (HVS), also known as chronic hyperventilation syndrome (CHVS), dysfunctional breathing hyperventilation syndrome, cryptotetany, [1] [2] spasmophilia, [3] [4] [5] latent tetany, [4] [5] and central neuronal hyper excitability syndrome (NHS), [3] is a respiratory disorder, psychologically or physiologically based, involving breathing too deeply or too rapidly ...
Lightheadedness often accompanies the flu, hypoglycaemia, common cold, or allergies. Dizziness could be provoked by the use of antihistamine drugs, like levocetirizine, or by some antibiotics or SSRIs. Nicotine or tobacco products can cause lightheadedness for inexperienced users. Narcotic drugs, such as codeine, can also cause lightheadedness.
Even when marked, hypocapnia is normally well tolerated. Symptoms include tingling sensation (usually in the limbs), abnormal heartbeat, painful muscle cramps, and seizures. Acute hypocapnia causes hypocapnic alkalosis, which causes cerebral vasoconstriction leading to cerebral hypoxia, and this can cause transient dizziness, fainting, and ...
For the clinical diagnosis of CNH, it is essential that the symptoms, particularly respiratory alkalosis, persist while the patient is both awake and asleep. The presence of hyperventilation during sleep excludes any possible emotional or psychogenic causes for the sustained hyperventilation. [8]
Panic attacks are associated with many different symptoms, with a person experiencing at least four of the following symptoms: increased heart rate, chest pain, palpitations (i.e. feeling like your heart is pounding out of your chest), difficulty breathing, choking sensation, nausea, abdominal pain, dizziness, lightheadedness (i.e. feeling like ...
Lightheadedness and coughing up blood are other trademark symptoms. (A collapsed lung can also cause chest pain that worsens when you breathe or cough, and shortness of breath.)
Symptoms can include: Feelings of hopelessness. Lack of motivation. Loss of interest in activities you once loved. Fatigue. Trouble sleeping. Just as importantly, depression can also cause ...
Shortness of breath, jaw pain, and fatigue are common symptoms that can signal an underlying medical condition. Dr. ... Heart issues that can cause shortness of breath include: Heart attack.