body parts. if an aura affects neurons in parts of your brain connected to your senses, the neurons can mistakenly act like they’re getting real input. these kinds of symptoms, known as hallucinations, can affect all five of your senses. -visual: seeing bright lights, flashes, or distortions in how objects look (they appear bigger or smaller). -hearing: hearing unexpected or non-specific sounds and noises. smell: smelling something that isn’t there; usually happens suddenly and unexpectedly. taste: also usually sudden and unexpected; these are often non-specific, like something metallic, sour, or bitter. touch: strange feelings on or underneath your skin in a specific body part; may feel like pins and needles, tingling or crawling, or even heat or pain. *focal autonomic symptoms-auras can distress body structures that brain runs mechanically. some examples include: -sweating -making too much saliva or drooling. -skin colour changes (either pale or turning red) -gastric uprising *focal cognitive symptoms- auras cause deviations in an emotional state, the examples are: negative emotions- fear, anxiety, agitation, or anger positive emotions- joy, excitement, or uncontrollable laughter. disruptions in reality- dream-like feelings or flashbacks. déjá vu- when a new experience somehow feels familiar. causes focal seizures can happen for many reasons. there are diverse circumstances and states that can cause focal seizures. some of the possible of focal seizures are: liver or kidney failure very high blood pressure use of illegal drugs brain infections brain and head injuries congenital brain defects stroke poisoning or venomous bites low blood sugar withdrawal from drugs or alcohol phenylketonuria (a genetic disorder) aneurysms arrhythmias (irregular heart rhythms) brain tumors (including cancer) cerebral hypoxia concussion degenerative brain diseases (alzheimer’s disease or frontotemporal dementia) eclampsia electrolyte problems, especially low sodium (hyponatremia), calcium or magnesium. high fevers genetic disorders hormone-related changes encephalitis or meningitis inflammation insomnia metabolic problems problems with your brain structure sepsis