1 Runmatic is a low-cost, easy-to-use smartphone app which integrates with the in-built video camera to obtain contact and flight times as primary outcomes (figure 1). Secondary outcomes, which are ...

Correspondence to Dr Manolis Adamakis, Faculty of Physical Education and Sport Science, National and Kapodistrian University of Athens, Athens 17237, Greece ...

It has millions of users who rely on the app for their ... How to use the same WhatsApp number on two phones: Easy guide Step ...