P312 4-Tel 312 Sat 24 Jun C4 16:44:14 Preview SIGN ON 12.00-12.30 Today Today's programmj looks at worrying new medical evidence about deaf and hard-of-hearing people. Research indicates that there is a higher incidence of HIV and AIDS among deaf people compared to the hearing population. A new organisation AIDS Ahead has been set up to encourage the deaf community to practice safe sex methods. With signing and open subtitles 4-Tel subtitling details now on 305 Next preview C4 Today Subtitles Science