El dolor de cabezaSevere headacheLa jaquecaMigraineLa migraña, la jaquecaNeck stiffnessLa rigidez en el cuelloRIGIDEZ is a useful word when speaking of stiffness in the muscles and joints.  ¿Ha notado rigidez muscular?Changes in visionLos cambios en la vista, los cambios en la visión.Sensation3:01Feeling or sensitivityLa sensibilidadWhen referring to a sensation, we use LA SENSACIÓN. When referring to the ability to feel or sensitivity, we use LA SENSIBILIDAD. Do you have feeling in your arm? ¿Tiene sensibilidad en el brazo?Light sensitivityLa sensibilidad a la luzNumbnessEl adormecimiento, el entumecimientoNumbAdormecido(a), entumecido(a)When referring to someone who is non-binary, you used the ending E,  Thus, numb becomes ADORMECIDE, ENTUMECIDE.TinglingEl hormigueoAnd this comes from the word for ant HORMIGA. Balance 5:26Balance problemsLos problemas de equilibrioUnstableInestableThe adjective for unstable in Spanish is gender neutral.VertigoEl vértigoDizzinessLos mareos, el mareoDizzyMareado(a) Weakness6:41WeaknessLa debilidadWeakDébilThe adjective for weak in Spanish is neutral and does not change based on gender.FatigueLa fatiga, el cansancioSleepiness or drowsinessEl sueño, la somnolenciaDrowsySomnoliento(a)Impaired Cognition8:03HallucinationsLas alucinacionesConfusionLa confusiónConfusedConfundido(a)Difficulty remembering thingsLa dificultad para recordar cosasHead Trauma 9:05Blow to the headEl golpe en la cabezaTo hit one’s headGolpearse la cabezaWhen speaking of accidents or injuries such as breaking a leg or hitting your head, we use the pronominal form of the verb.  Romperse la pierna. Golpearse la cabeza. He broke his leg. Se rompió la pierna. Oh, I hit my head. Me golpeé la cabeza.To lose consciousnessPerder el conocimiento, perder la conscienciaTo faintDesmayarseNote that this is a pronominal verb. I faint. Me desmayo.ConcussionLa conmoción cerebral, la contusión cerebralWe also use the word CONTUSIÓN to refer to bruises or contusions in other parts of the body. Sufrió una contusión en el muslo.Seizures11:26SeizureEl ataque convulsivoConvulsions, seizuresLas convulsionesGloria, my teacher from Mexico, recommends using CONVULSIONES in its plural form, as it may sound weird to ask someone, ¿Ha tenido alguna vez una convulsión? To Gloria, this sounds like we’re asking about one convulsion of the body rather than a series of convulsions that make up a seizure. In this case, Gloria suggested. Ha tenido alguna vez convulsiones? That being said, my teachers outside of Mexico have told me that using una convulsión to refer to a seizure is perfectly fine.To convulse or seizeConvulsionarMuscular spasmsLos espasmos muscularesRepetitive movementsLos movimientos repetitivosInvoluntary movementsLos movimientos involuntariosTo stare into space or to stare blanklyEstar con la mirada perdidaTremorEl temblorTo shake or trembleTemblarTo lose bladder controlPerder el control de la vejigaTo lose bowel controlPerder el control intestinal, perder el control de los intestinosTo bite one’s tongueMorderse la lenguaSo when we perform an action on ourselves, we use the pronominal verb, MORDERSE. followed by the body part, LA LENGUA.  I wash my hands. Me lavo las manos.Gracias por estudiar español médico con nosotros.