What is the NHS Learning Support Fund (NHS LSF)?

What are Travel and Dual Accommodation Expenses (TDAE) and who is eligible to apply for them? What is Parental Support and who is eligible to apply for it? What is the Exceptional Support Fund (ESF) and who can apply for it? What is the Specialist Subject Payment (SSP)? What is the Training Grant and who's eligible to apply for it? When and how can I apply for the NHS Learning Support Fund (NHS LSF)? Which courses are eligible for the NHS Learning Support Fund (NHS LSF)? Who's eligible for the NHS Learning Support Fund (NHS LSF)?