It has only been a problem since he celebrated with that silly somersault.

BBC: SPORT | Football | My Club | Portsmouth | LuaLua faces scan on foot injury

The youngsters somersault down the hill, some bouncing so close to us that we have to jump out of their way.

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While in the womb, foetuses are free to somersault in their amniotic sacs, and this constant movement has so far hindered clear images of growing brains.

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The DR Congo striker damaged the joint of his left foot after celebrating an equaliser in the 1-1 draw against Arsenal on April 12 with a somersault.

BBC: SPORT | Football | My Club | Portsmouth | LuaLua faces scan on foot injury

Mr. Wall's technical descriptions of what happens on a trapeze, or even of how a somersault is turned, make you look afresh at what had previously seemed obvious.

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Soldiers march, choirs sing, athletes somersault, dancers twirl.

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And China proved that it was a contender when gymnast-turned-aerial skier Xu Nannan executed a "back, full, double full" somersault, the highest-scoring of the games, to win one of her nation's six silvers.

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