NHS guides below

Arranging care before you leave hospital

https://www.nhs.uk/conditions/social-care-and-support-guide/care-after-a-hospital-stay/arranging-care-before-you-leave-hospital/ 

https://www.nhs.uk/conditions/social-care-and-support-guide/care-after-a-hospital-stay/care-after-illness-or-hospital-discharge-reablement/

Mental health aftercare

https://www.nhs.uk/conditions/social-care-and-support-guide/care-after-a-hospital-stay/mental-health-aftercare/