in a january 2011 interview with "gq" he announced he is working on releasing his own range of vitamins and supplements. he wrote an autobiographical fitness book, "train like an action hero: be fit forever", published in sweden (by bonnier fakta) on 9 august 2011, offering tips he learned over the years to work out in various situations (with a busy schedule and a lot of traveling). on 9 september 2014, lundgren published "dolph lundgren: train like an action hero: be fit forever", a book which contains a detailed account of his earlier life and troubles. he cites a better quality of life as having inspired him to maintain his physical fitness.