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  2. Heavy-headedness - Wikipedia

    en.wikipedia.org/wiki/Heavy-headedness

    Heavy-headedness is the feeling of faintness, dizziness, or feeling of floating, wooziness. [1] [2] [3] Individuals may feel as though their head is heavy; also feel as though the room is moving/spinning also known as vertigo. Some causes of heavy-headedness can be tough to get rid of and can last a long period of time, however most can be treated.

  3. Neurologists reveal 15 subtle migraine symptoms — that aren't ...

    www.aol.com/neurologists-reveal-15-subtle...

    Migraine prodrome phase symptoms. There are four possible phases of a migraine attack: prodrome, aura, attack and post-drome, the Mayo Clinic explains. Not everyone who gets a migraine attack will ...

  4. Hives - Wikipedia

    en.wikipedia.org/wiki/Hives

    Hives, or urticaria, is a form of skin rash with red, raised, itchy bumps. [1] They may also burn or sting. [2] Hives can appear anywhere on the surface of the skin. Whether the trigger is allergic or not, a complex release of inflammatory mediators, including histamine from cutaneous mast cells, results in fluid leakage from superficial blood ...

  5. Vertigo - Wikipedia

    en.wikipedia.org/wiki/Vertigo

    Vestibular migraine is the association of vertigo and migraines and is one of the most common causes of recurrent, spontaneous episodes of vertigo. [3] [10] The cause of vestibular migraines is currently unclear; [3] [40] however, one hypothesized cause is that the stimulation of the trigeminal nerve leads to nystagmus in individuals with ...

  6. Mast cell activation syndrome - Wikipedia

    en.wikipedia.org/wiki/Mast_cell_activation_syndrome

    Mast cell activation syndrome (MCAS) is a term referring to one of two types of mast cell activation disorder (MCAD); the other type is idiopathic MCAD. [1] MCAS is an immunological condition in which mast cells, a type of white blood cell, inappropriately and excessively release chemical mediators, such as histamine, resulting in a range of chronic symptoms, sometimes including anaphylaxis or ...

  7. Yep, Allergies Might Be to Blame for Your Upset Stomach ... - AOL

    www.aol.com/news/fall-allergies-might-blame...

    “Histamine is released in the body and enters the gastrointestinal tract, which can cause gas, bloating, nausea, stomach pains and diarrhea.” He notes specific foods that can make seasonal ...

  8. Cholinergic urticaria - Wikipedia

    en.wikipedia.org/wiki/Cholinergic_urticaria

    Severe heat intolerance (e.g., nausea, dizziness, and headache), and tingling, pricking, pinchy or burning pain over the entire body on exposure to hot environments or prolonged exercise which improve after cooling the body. Occurs in the absence of any causative skin, metabolic, or neurological disorders. [15]

  9. Lightheadedness - Wikipedia

    en.wikipedia.org/wiki/Lightheadedness

    In addition to dizziness, the individual may feel as though their head is weightless. The individual may also feel as though the room is "spinning" or moving ( vertigo ). Most causes of lightheadedness are not serious and either cure themselves quickly or are easily treated.