Once again, scientist have found that laughter can lower blood pressure and prevent hypertension. Well, they at least observed an 'association' between the two. The exciting part of the study, is that the Japanese researchers brought in a bunch of laughter yogis to instigate the laughing under investigation. They worked with music therapists as well, and found that the groups participating in laughing and music not only lowered their blood pressure, but were more likely to be motivated to exercise.
Though the study requires more scrutiny, one Dr. John Ciccone, a preventive cardiologist at Saint Barnabas Medical Center in West Orange, N.J. proposed that relaxation techniques such as laughter yoga and music therapy are "not outside the mainstream anymore… I think a lot of what was considered alternative is no longer alternative." Here I come General Hospital.