Dizziness Dizziness was the sensation of being lightheaded , a medical condition in which a person became disorientated . Vertigo was a specific type of dizziness . In 2151 , Lieutenant Malcolm Reed felt lightheaded on the due to the heat on the ship and dehydration . ( ) In 2152 , Ensign Travis Mayweather told Dr . Phlox that he had a headache . Phlox asked him if he had any other symptoms , including blurred vision or dizziness . Mayweather told him he didn ' t have them . ( ) Later that year , Dr . Phlox visited Captain Jonathan Archer in his cell on Narendra III . Phlox pretended to diagnose Archer with xenopolycythemia in order to convince the Klingon s he should speak to him . Phlox asked Archer if he had any residual symptoms , such as a fever or dizziness , to which Archer replied that he only had a scratchy throat . ( ) In 2153 , Archer wondered if Commander Charles Tucker III was lightheaded from the altitude on an uninhabited planet when Tucker slipped during a climbing expedition . ( ) Later that year , Dr . Fer ' at , a psychiatric analyst posing as a pathologist , examined Captain Archer for signs of pyritic radiation . Fer ' at asked Archer if he had experienced symptoms of nausea or dizziness . ( ) In 2154 , while aboard the Romulan drone ship , Commander Tucker asked Lieutenant Reed how he was holding up . Reed told him he felt a little lightheaded in his EV suit after it nearly ran out of oxygen before being replenished on the drone ship . ( ) A little while later , Tucker asked Reed how he was doing after the drone ship violently threw itself around . Reed told Tucker that he ' d let him know " " when my head stops spinning . " " ( ) Later that year , Dr . Phlox gave Captain Archer a hypospray injection to remove the pheromone s in his system produced by the presence of three Orion slave girl s on , Navaar , D ' Nesh , and Maras . Phlox also told Archer that the dizziness he was experiencing would fade after a couple of hours . ( ) In 2266 , Captain James T . Kirk felt dizzy after stepping off the ' s transporter pad . It was later found that he had been duplicated into two people , one good and one savage and fierce . ( ) In 2267 , after being freed from Trelane ' s power , Lieutenant Hikaru Sulu exhibited symptoms of dizziness . ( ) Later that year , Lazarus felt symptoms of dizziness before introducing himself to Captain Kirk and Commander Spock and promptly faint ing afterwards . ( ) Captain Kirk asked Dr . Leonard McCoy , Lieutenant Commander Montgomery Scott and Lieutenant Uhura if any of them were dizzy , because , unknown at the time , they had traveled to a parallel universe . They all replied " " yes " " . ( ) In 2268 , Kirk felt dizzy after Nona began tempting him near a waterfall on Neural . ( ) Sometime later , Lieutenant Uhura felt dizzy and almost fainted after the " Enterprise " launched a telemetry probe into the space amoeba and its destruction sent an extremely loud noise through the ship . ( ) In 2268 , McCoy asked Scotty if he were experiencing dizziness after exposure to a gas grenade . ( ) The crew of the USS " Enterprise " experienced vertigo after entering Elysia in 2269 . ( ) Later , after returning to Human form and being able to breathe air again thanks to the Aquan s , Captain Kirk told Dr . McCoy that he felt dizzy after the transformation . ( ) In 2367 , Willie Potts told Dr . Beverly Crusher that he had problems standing up and felt dizzy . ( ) Later that year , Counselor Deanna Troi experienced an extreme case of dizziness after her empathic abilities were lost . ( ) Later , Troi became dizzy on the bridge of the and was escorted to her quarters by Lieutenant Worf to rest . ( ) Sometime shortly thereafter , Odan , in the body of Commander William T . Riker told Dr . Beverly Crusher that he felt a little lightheaded and earlier , felt dizzy on the bridge of the USS " Enterprise " - D . ( ) Toward the end of the year , Captain Jean - Luc Picard told Commander William Riker that he felt dizzy after being beamed off his out of control shuttlepod while in the Mar Oscura Nebula . ( ) In 2368 , Dr . Crusher asked Keiko O ' Brien if she had experienced any dizziness or headaches after being telepath ically probed by Tarmin , a Ullian . ( ) Dr . Crusher told Soren to come back to sickbay if any symptoms of dizziness were felt after Soren and Commander Riker were knocked around the shuttlecraft " Magellan " after its engines were disabled , which led to the shuttle spinning out of control . ( ) Later that same year , Lieutenant Commander Geordi La Forge suffered from dizziness in engineering and nearly fell down to the bottom of the warp core , but thanks to Ensign , La Forge was saved . According to Dr . Crusher , La Forge ' s VISOR had never caused him to experience dizziness . ( ) In 2369 , Chief Miles O ' Brien told Reginald Barclay that he might start to feel lightheaded after fifteen seconds of staying in a transporter beam . ( ) Shortly before his death , Ambassador Ves Alkar felt lightheaded after mediating a dispute with the Rekag and the Seronia . ( ) Later on , Deanna Troi , surgically altered to appear as a Romulan named Major , told Sub - Commander N ' Vek on the that her head was still spinning after being knocked out with a hypospray on Bokara VI . ( ) Near the end of the year , Deanna Troi became dizzy for a moment after she activated her emergency transporter armband . A short while after , Picard also experienced dizziness as a symptom of temporal narcosis . ( ) In 2370 , Geordi La Forge felt dizzy after Data , under the influence of Lore , had run experiments on him for the purpose of irradiating his brain s . ( ) While shifting between different quantum realities , Worf had symptoms of dizziness each time he moved to another reality . ( ) During an examination of the replicant in Deep Space 9 ' s infirmary , Julian Bashir asked him if he suffered from any number of medical conditions , including dizziness . ( ) Later that year , Lieutenant Reginald Barclay told Dr . Crusher that he was having symptoms of blurred vision , palpitation s , and dizziness . ( ) Near the end of the year , after crossing into the mirror universe via the Bajoran wormhole in the , Major Kira Nerys and Julian Bashir both suffered from dizziness . ( ) The Dax symbiont suffered from vertigo , explaining why Jadzia Dax had troubles climbing a tree on in 2371 . ( ) That same year , Ensign Harry Kim and several other officers on board the complained of dizziness and nausea while the ship was near a type 4 quantum singularity . ( ) Later in 2371 , The Doctor told Kes that she would feel lightheaded for a few days after she donated her lung to Neelix . ( ) In " Voyager " s sickbay , Kes told Captain Kathryn Janeway , The Doctor , and Lieutenant Tuvok that the last thing she remembered in airponics , before being knocked out by her future self was that she felt dizzy . ( ) After having his consciousness reintegrated into his body , Commander Chakotay began to feel a little dizzy . ( ) During The Doctor ' s delusions on " Voyager " s holodeck , he asked a holographic recreation of Captain Janeway if she experienced any pain , dizziness or nausea , to which she replied that she had a headache and felt disoriented . ( ) In 2372 , after being telepathically burn ed by Kes , Lieutenant Tuvok was told by The Doctor to return to sickbay if he experienced any symptoms of nausea or dizziness . ( ) Later that year , Rom felt dizzy after pouring liquid into his lobe to help with his painful infection . ( ) The Doctor once boasted to Danara Pel that his imaging system allowed him to complete a dizzying array of medical procedures on a patient . ( ) After passing through a spatial rift to a duplicate " Voyager " created by a divergence field , Kes told the duplicate Doctor that she felt dizzy . ( ) In 2373 , Lieutenant Tuvok suffered from dizziness while " Voyager " was near a class 17 nebula in the Delta Quadrant as a memory virus began to assert itself in his brain . ( ) Later that year , when the macrovirus had invaded " Voyager " , Neelix told Kathryn Janeway while they were crawling through Jefferies tube s that his head was spinning and he was dizzy . ( ) Sometime afterwards , the Changeling impersonating Dr . advised Captain Benjamin Sisko to report any symptoms of nausea or dizziness to him after he was caught in an explosion while operating a holosuite console . ( ) While imprisoned in Internment Camp 371 , Elim Garak felt lightheaded after trying to activate a subspace transmitter within a wall in the prison barracks . ( ) Dammar , a Nyrian , told The Doctor that one of the physical sensations he experienced being brought to " Voyager " from Nyria III was that he felt lightheaded . ( ) In 2374 , Benjamin Sisko felt dizzy after awakening from the attack on the , where he was hit on the head . ( ) Later , Seven of Nine experienced an acute anxiety attack after being scanned by The Doctor in sickbay with symptoms including intense apprehension , shortness of breath and dizziness . ( ) Later that year , when the crew of " Voyager " were put in a holographic simulation of Nazi occupied France in World War II by the Hirogen , B ' Elanna Torres pretended to be dizzy while meeting with the Kapitän , with whom Torres , in the simulation , was pregnant with their child . ( ) In late 2374 , Odo claimed that Morn could suffer from vertigo if he spun around too fast on his bar stool . ( ) In 2375 , The Doctor told Neelix that dizziness was one of the symptoms of nihiliphobia , a condition Neelix was suffering from while " Voyager " was trapped in the void . ( ) Later that year , B ' Elanna Torres suffered from lightheadedness while on a Malon export vessel flooded with theta radiation . ( ) Sometime afterwards , Seven of Nine told The Doctor that she was suffering from dizziness and double vision . She was convinced she was suffering from Albright - Salzman syndrome , since dizziness was one of the symptoms . Instead , she was diagnosed with sensory aphasia by The Doctor . ( ) In 2376 , while " Voyager " was inside a neutronic wavefront , Lieutenant Commander Tuvok began to experience symptoms of dizziness . ( ) On " Voyager " , The Doctor treated two Qomar women after both of them had complained of dizziness . In reality , they wanted to get closer to The Doctor , since he had become an icon to the Qomar people after introducing them to music . ( ) The Doctor told Lyndsay Ballard that making cosmetic changes to her face to make her appear more Human than Kobali would cause dizziness . ( ) In 2377 , The Doctor asked Seven of Nine if she had experienced symptoms of dizziness after she went to sickbay when her ocular implant was malfunctioning . ( ) Later that year , B ' Elanna Torres suffered from dizziness in engineering before she discovered she was pregnant with her first child . ( )