Doctors have ended their strike and returned to work amid new hope that a deal over changes to their contracts can be reached before the next planned 48-hour walkout.
Thousands of junior doctors walked out for 24 hours, while around 4,000 operations had to be cancelled.
Two further strikes are planned but talks are expected to resume in an effort to break the stalemate.
More than half of all junior doctors are on strike today, NHS England figures show.
NHS trusts have reported that 39% of junior doctors (out of a possible 26,000 who would be expected to be in work on a typical day) have reported for duty on the day shift.
This includes those working in urgent and emergency care, who were planning to work.
This means more than half - 61% - are on strike.
Combining junior doctors, other doctors and consultants, the data shows 71% of the total trust medical workforce in work today.
NHS Trusts have also reported today that the following elective procedures due to take place today have been cancelled as as a result of industrial actrion:
Retired Dr Henry Goodall, who was a junior doctor in 1970, says the current generation are "used to working less hard with fewer hours".
As junior doctors in hospitals across England go on strike for 24 hours today, a junior doctor writes for ITV News on why she is striking.
A government aide was filmed trying to prevent a reporter asking why Jeremy Hunt was not speaking ahead of today's national doctors' strike