It is possible that both of you have acquired a viral infection that affects the inner ear
which controls balance.Vertigo
(acute onset) should be easily treatable, as symptomatic treatment towards the viral infection.Cinnarizine
25mg or Serc
8mg up to three times a day is recommended treatment.
It can be used for 2 weeks.
If these symptoms last longer than this, you may need to get a MRI brain scan done.