The controversial test on whether people are fit to work will be debated in the House of Commons today.
Speaking to ITV Daybreak, Simon Gillespie from the MS Society said that the criteria needs to be fitting for the task.
He added that people should be assessed in some way to ensure the benefits they receive are deserved.
More top news
A man miraculously survived being shot near his home with a sawn-off shotgun when his mobile phone took the brunt of the blast.
A video of basketball player's daughter has gone viral after the cute two-year-old turned on the charm to eclipse her superstar dad.
The 100th anniversary of Britain's worst rail disaster will be commemorated at a special service today.