India's [ Images ] fast bowling sensation Ishant Sharma [ Images ] should concentrate on building muscles and need not cut down on his pace, according to former Australian coach John Buchanan [ Images ].

"At the moment, inspite of injuries, I don't think he should reduce his pace. But he should build more muscles so that his body can sustain the extra pressure," Buchanan told newspersons in Kolkata [ Images ] on Monday.

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The 19-year-old gangling Sharma has been hailed as the find of the Australian tour after he emerged as India's most successful bowler with 14 scalps from nine games in the tri-series to enable his side pull up a stunning upset over the team from Down Under.

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Buchanan, however, had a word of caution.

"Ishant is a player who India would like to spearhead their bowling in the coming years. He needs to be handled carefully," he said.