# How to make Italic font of heading text?

I have used

\renewcommand{\chaptermark}[1]{%
\markboth{#1}{}}


to show heading information. I need to make text font in Italic. Please tell me how can i achive that.

Try adding the command \itshape in the first argument of \markboth:
\renewcommand{\chaptermark}[1]{%

or even using \textit works:
\renewcommand{\chaptermark}[1]{%