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  2. Postural orthostatic tachycardia syndrome - Wikipedia

    en.wikipedia.org/wiki/Postural_orthostatic...

    Postural orthostatic tachycardia syndrome (POTS) is a condition characterized by an abnormally large increase in heart rate upon sitting up or standing. [1] POTS is a disorder of the autonomic nervous system that can lead to a variety of symptoms, [10] including lightheadedness, brain fog, blurred vision, weakness, fatigue, headaches, heart palpitations, exercise intolerance, nausea ...

  3. Takotsubo cardiomyopathy - Wikipedia

    en.wikipedia.org/wiki/Takotsubo_cardiomyopathy

    More specifically, adrenal stimulation by the sympathetic nervous system has been noted in cases ranging from physical events such as ischemic stroke, to emotional events such as depression or loss of a loved-one. [28] How these increased levels of catecholamines act in the body to produce the changes seen with TTS is not clearly understood.

  4. Biology of depression - Wikipedia

    en.wikipedia.org/wiki/Biology_of_depression

    Some core symptoms of depression, such as rumination, low self-esteem, guilt, and depressed mood cannot be assessed in animals as they require subjective reporting. [130] From an evolutionary standpoint, the behavior correlates of defeats of loss are thought to be an adaptive response to prevent further loss.

  5. What Are Catecholamines, and What Do They Do?

    www.aol.com/lifestyle/catecholamines-181010080.html

    Examples Are Dopamine and Adrenaline. For premium support please call: 800-290-4726 more ways to reach us

  6. Catechol-O-methyltransferase - Wikipedia

    en.wikipedia.org/wiki/Catechol-O-methyltransferase

    Catechol-O-methyltransferase is involved in the inactivation of the catecholamine neurotransmitters (dopamine, epinephrine, and norepinephrine). The enzyme introduces a methyl group to the catecholamine, which is donated by S-adenosyl methionine (SAM). Any compound having a catechol structure, like catecholestrogens and catechol-containing ...

  7. Katie Ledecky opens up about POTS diagnosis and how she ...

    www.aol.com/news/katie-ledecky-opens-pots...

    Postural orthostatic tachycardia syndrome (POTS) is a disorder of the autonomic nervous system, which controls body functions we often don’t think about, such as heart rate and blood pressure.

  8. Major depressive episode - Wikipedia

    en.wikipedia.org/wiki/Major_depressive_episode

    The two main symptoms of a major depressive episode are a depressed mood and a loss of interest or pleasure. [3] From the list below, one bold symptom and four other symptoms must be presented for at least 2 weeks for a diagnosis of a major depressive episode. Weight loss or gain; Change in body activity (psychomotor changes) Change in sleep ...

  9. Are we multitasking too much? Why it can be stressful and ...

    www.aol.com/lifestyle/multitasking-too-much-why...

    Studies also indicate that multitasking can leave people feeling higher levels of anxiety, depression and chronic stress. “A common dynamic I see is that multitasking leaves you feeling anxious ...