ˌɔn ɪlˈɛvən dʒˈænjuːˌɛɹi tˈuː θˈaʊzənd sˈɛvən, ˈæftɚɹ ɐ fˈaɪvmˈʌnθ lˈeɪɔf kˈɔːzd baɪ ɐ nˈiː ˈɪndʒɚɹi, hˈɛndɚsən wʌz lˈoʊnd tə ɹˈɑːðɚɹˌæm juːnˈaɪɾᵻd tə ɡˈeɪn mˈætʃ fˈɪtnəs ænd ɛkspˈiəɹɪəns ɪn ɐ dˈiːl æt ðɪ ˈɛnd ʌvðə tˈuː θˈaʊzənd sˈɪks zˈiəɹoʊ sˈɛvən sˈiːzən.
On 11 January 2007, after a five-month layoff caused by a knee injury, Henderson was loaned to Rotherham United to gain match fitness and experience in a deal at the end of the 2006–07 season.