You can apply for Employment and Support Allowance (ESA) if you have a disability or health condition that affects how much you can work.
ESA gives you:
money to help with living costs if you’re unable to work
support to get back into work if you’re able to
You can apply for ESA if you’re employed, self-employed or unemployed.
If you get Incapacity Benefit or Severe Disablement Allowance
You might be moved to ESA if you’ve been claiming Incapacity Benefit or Severe Disablement Allowance. You’ll be told what you need to do and how much ESA you’ll get.
Further information on employment and support allowances (ESA) can be found on GOV.UK's website.