ðɪ ˈɔːθɚz pɹəmˈoʊts ðə θˈiəɹi ðæt fɹˈiː ɹˈædɪkəlz ɑːɹ ɐ pɹˈaɪmɚɹi kˈɔːz ʌv ˈeɪdʒɪŋ ænd ɹˌɛkəmˈɛndᵻd ˌæntɪˈɑːksɪdənt sˈʌplɪmənts tə pɹɪvˈɛnt ðə dˈæmɪdʒ ðeɪ səpˈoʊzɪdli dˈuː.
The authors promotes the theory that free radicals are a primary cause of aging and recommended antioxidant supplements to prevent the damage they supposedly do.