The findings of numerous research studies, in conjunction with decades of instructor-observations in primary, secondary, and higher education classroom settings, reveal several measurable benefits of learning a second language.
According to Notre Dame University (USA), these benefits include:
● Increased self-awareness
● Increased awareness of others
● The development of new and lasting friendships
● The development of better interpersonal skills
● Becoming more informed of various stereotypes and prejudices, along with how to challenge and overcome or mitigate them
● The increased ability to promote social healing and enhance harmony between groups
● The probable increase of knowledge and wisdom that enables the multi-lingual individual to become better equipped to live in a multicultural world

According to research conducted by The University of the Potomac (USA), the benefits of second language acquisition also include:
● Increased brain stimulation
● Improved attention span
● Enhanced creativity
● Improvement in memory
● Slowing of cognitive decline
● Improved self-esteem
● The development or strengthening of multitasking skills
● Tends to enable more and better career options
● Improvement in the use and understanding of the learner’s primary or mother language

According to research conducted at Brigham Young University (USA), additional benefits of second language acquisition include:
● Significantly improved study habits
● New and/or improved memorization skills
● Markedly improved reading ability
● Improved problem-solving skills
● A correlation with higher standardized test scores
● Increased self-confidence
● Global and cultural empathy