Over the years, Dragon Boating has proven to be great for Breast Cancer Survivors. Not only for the exercise to help in the recovery, but the social interaction that it includes. You can read more about it on Wikipedia where you can read more from Don McKenzie. You can find a quote below:
Donald Chisholm (“Don”) McKenzie is a Canadian sports medicine specialist at the University of British Columbia, professor in the School of Kinesiology and Director of the Allan McGavin Sports Medicine Centre. In a 1998 paper in the Canadian Medical Association Journal McKenzie described how in February 1996 he started a dragon boat team for women with a history of breast cancer, which the women chose to name Abreast in a Boat. He believed that this activity would benefit breast cancer survivors as it provided strenuous upper body activity in an aesthetically pleasing and socially supportive environment