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  2. Tachycardia - Wikipedia

    en.wikipedia.org/wiki/Tachycardia

    Tachycardia, also called tachyarrhythmia, is a heart rate that exceeds the normal resting rate. [1] In general, a resting heart rate over 100 beats per minute is accepted as tachycardia in adults. [1] Heart rates above the resting rate may be normal (such as with exercise) or abnormal (such as with electrical problems within the heart).

  3. Does your heart beat faster when you stand or sit up? Learn ...

    www.aol.com/does-heart-beat-faster-stand...

    Tachycardia describes an abnormally rapid heart rate. By stringing these words together, you can see that POTS is a description of symptoms that commonly occur together, otherwise known as a ...

  4. Arrhythmia - Wikipedia

    en.wikipedia.org/wiki/Arrhythmia

    Tachycardia may result in palpitation; however, tachycardia is not necessarily an arrhythmia. Increased heart rate is a normal response to physical exercise or emotional stress. This is mediated by the sympathetic nervous system on the sinus node and called sinus tachycardia.

  5. Palpitations - Wikipedia

    en.wikipedia.org/wiki/Palpitations

    Supraventricular and ventricular tachycardia is thought to result in palpitations with abrupt onset and abrupt termination. [1] In patients who can terminate their palpitations with a Valsalva maneuver, this is thought to indicate possibly a supraventricular tachycardia. [1] Palpitations associated with chest pain may suggest myocardial ...

  6. Heart rate - Wikipedia

    en.wikipedia.org/wiki/Heart_rate

    Tachycardia is a resting heart rate more than 100 beats per minute. This number can vary as smaller people and children have faster heart rates than average adults. Physiological conditions where tachycardia occurs: Pregnancy; Emotional conditions such as anxiety or stress. Exercise

  7. Adrenergic storm - Wikipedia

    en.wikipedia.org/wiki/Adrenergic_storm

    Serotonin, being a tryptamine (non-catecholamine) involved in higher brain functions, can cause dangerous hypertension and tachycardia from its effects on the sympathetic nervous system. [23] Symptoms caused by excessive adrenergic signalling can occur alongside those of serotonergic signalling.

  8. 6 'Bad' Carbs That Are Actually Great for Your Brain - AOL

    www.aol.com/6-bad-carbs-actually-great-112500084...

    Carbs get a bad reputation. The popularity of low-carb diets has led many people to limit them or cut out carbs altogether. But carbs are actually great brain food—when you choose the right ones.

  9. Mysterious 'Brain Zaps' Are Being Reported By Lexapro ... - AOL

    www.aol.com/mysterious-brain-zaps-being-reported...

    Brain zaps happen suddenly and last for a few seconds, but the actual feeling varies depending on the person. “People say it feels like a shock that’s not painful, but feels different than a ...