Sloppy early play and second-half indiscipline cost Wales against England, says Alun Wyn Jones.
England maintained their Six Nations title bid with victory against Wales, aided by a scoring return for wing Anthony Watson.
Wales have lost back-to-back Six Nations clashes and will face England at Twickenham on Saturday with a side showing four changes.
Italy have had a second Six Nations match postponed due to the coronavirus, with doubts over whether the tournament will be completed.
Mako Vunipola could play for Saracens this weekend, but England were advised not to take any risks following the prop's trip overseas.
Experienced duo Dan Biggar and Liam Williams are on course to be fit for Wales' showdown with England at Twickenham.
Fly-half Finn Russell will play no part in the Six Nations, but could make his Scotland return later this year.
The IRFU has confirmed the postponement of Ireland versus Italy in the interest of public health.
Cian Healy will miss the remainder of the Six Nations after the prop was injured during Ireland's loss to England.
Wales look highly unlikely to retain their Six Nations title after a loss to France, but Wayne Pivac felt they were hard done by.
France kept their Grand Slam hopes live with a famous win in Cardiff, but Romain Ntamack says they are not getting ahead of themselves.
Ireland have been forced into a late change to their team to play England, with Devin Toner in for Iain Henderson.
Lewis Moody was impressed by England's grit and determination in the win over Scotland but says Ireland will provide a far sterner test.
Former France flanker Serge Betsen is looking forward to seeing Shaun Edwards' impact in evidence when Les Bleus take on Wales.
France should let their rugby do the talking in Cardiff after Wyn Jones fanned the flames this week, Serge Betsen says.
World Cup winner Lewis Moody says Ellis Genge would be in his starting line-up to face Ireland with Mako Vunipola unavailable.