SeizEAR Safety Study

Healthy Participants Inclusion Criteria: * Age: \> 18 and \<70 * No History of Seizures or seizure-like activity based on self-report * Normal parameters for vitals, afebrile, blood pressure. * Able to read and write English * Capable of providing informed consent Exclusion Criteria: * History of seizures or seizure-like activity based on self-assessment * Any major health conditions based upon self-report * Concurrent participation in another investigational protocol. * A history of skin sensitivity, or rash on the head, neck or ears. * A history of silver allergy. * Treatment for an ear infection in the previous four-week period * Medications that would be contraindicated to participate in the study that would interfere with the EEG Testing Phase 3 Inclusion/Exclusion Criteria: Participants with Seizures or Suspected Temporal Lobe Seizures Inclusion Criteria: * Age \> 18 and \< 70 * Individuals scheduled for clinical EEG for seizures or suspected temporal lobe seizures documented by a neurologist * Stable Health Conditions based upon the principal investigator's opinion * Normal parameters for vitals, afebrile, blood pressure * Able to read and write English * Capable of providing informed consent. Exclusion Criteria: * Any major issues with the skull or ear that would interfere with the EEG testing. * A history of skin sensitivity, or rash on the head, neck or ears * A history of silver allergy. * Treatment for an ear infection in the previous four-week period. * Concurrent participation in another investigational protocol * Any psychiatric disorder (i.e. uncontrolled depression, mood disorders, cognitive impairment, schizophrenia), that complicate measurement of changes associated with the EEG testing.