The soldier was killed near Camp Bastion in southern Afghanistan
A British soldier has been killed in Afghanistan, the Ministry of Defence has announced.
The soldier, who was serving with 1st Battalion The Coldstream Guards, died in an explosion near Camp Bastion, in central Helmand.
The MoD said the soldier's next of kin had been informed.
The total number of UK troops killed since the start of operations in Afghanistan in October 2001 has now reached 221.
Lt Col David Wakefield, from Task Force Helmand, said: "It is my sad duty to confirm the death of a soldier from the 1st Battalion, The Coldstream Guards here in Helmand Province.
"He was one of us, one of our own, and we will remember him."
The soldier was the second UK serviceman to be killed in a week in explosions close to Camp Bastion, the British military's main base in southern Afghanistan.
Acting Corporal Marcin Wojtak, of the Royal Air Force Regiment and from Leicester, died on 1 October.
His body, along with the body of a young grenadier guardsman killed in Afghanistan on Monday, have arrived back in the UK.
Most recent UK fatalities
Total deaths 2011: 32
Updated: Dec 18 2011
Onlookers lined the streets of Wootton Bassett in Wiltshire to pay their respects to A/Cpl Wojtak and Guardsman Jamie Janes, who was 20, of 1st Battalion The Grenadier Guards.
Among the mourners was Guardsman Janes' family and his partner, 24 year old Kate Woolley.
Guardsman Janes, from Brighton, was killed by an explosion while on foot patrol near Nad Ali district centre in Helmand on Monday.
Their bodies had been flown to nearby RAF Lyneham. Both men had only just been deployed to Afghanistan as part of 11 Light Brigade, which will be Britain's main force there for the next six months.
Meanwhile, Downing Street says Gordon Brown will make a statement about Afghanistan to the House of Commons on Wednesday.
His spokesman refused to be drawn on reports that an extra 500 troops will be deployed.
On Thursday night, the prime minister discussed Afghanistan and Pakistan with US President Barack Obama via a video link.