Neurological experts report that taking time to focus on mental exercises, such as regularly ... more challenging approach to these kinds of visual perception puzzles. Only people with highest ...

Optical illusions challenge eyes and brains with hidden numbers in complex patterns. This test features a 6-digit number ...

Perceptual learning significantly improved spectacle-corrected distance visual acuity. Patients assigned to perceptual learning also demonstrated sustained changes in other visual acuity parameters.

22 23 To investigate the possible independent effects of the physical (RPE) and psychic sensations generated during exercise, we developed a novel perceptual scale to quantify the (psychic) sense of ...