The BBC's health correspondent Nick Triggle is answering a selection of your questions.
Category: News
A&E units ‘creaking under pressure’
The medical director of NHS England, Sir Bruce Keogh, says the "system is creaking" as winter begins to take hold.
A&E waiting time target questioned
A Holyrood committee questions whether a key target for A&E waiting times in Scotland is "reasonable or achievable".
A&E and ambulances ‘close to limit’
Near-record emergency calls in the West Midlands stretch A&E units and the ambulance service "to the limit".
Why are hospitals under so much pressure? BBC report
Why are hospitals under so much pressure this winter?
Ebola vaccine trial ‘interrupted’
The clinical trial of an Ebola vaccine in Switzerland has been interrupted after some patients complained of joint pains in their hands and feet.
NHS ‘in trouble’ without migrants
The NHS would be "in dire straits" without migrant workers, one of the UK's senior economists Stephen Nickell tells MPs.
VIDEO: WHO: ‘Ebola running ahead of us’
The head of the World Health Organization has told the BBC that the Ebola virus is still "running ahead" of efforts to contain it.
‘Take care complaints seriously’
Complaints about health and social care should be taken more seriously, says the Care Quality Commission regulator.
Inside the ‘world’s most dangerous’ hospital
Inside the 'world's most dangerous' hospital
Obama demands $6bn for Ebola fight
US President Barack Obama renews calls for Congress to approve $6bn (£3.8bn) in emergency aid to fight the deadly Ebola outbreak.
Ebola crisis: WHO upbeat on targets
The World Health Organization says the goals it set itself for treatment and safe burials in West Africa's Ebola outbreak have largely been met.