Long spaceflights and endurance swimming can 'shrink the heart'

Long periods of time in space and extreme-duration swimming can both cause the heart to shrink.

March 29, 2021 ~5 min

Coronavirus: Will lockdown easing see more of us using rivers?

There has been a surge in people visiting waterways after the lockdown was eased, outdoor groups say.

By Claire Marshall • bbcnews
July 23, 2020 ~7 min