Revealed: Cristiano Ronaldo’s heart rate was at its lowest right before taking Portugal’s first penalty in shootout against Slovenia


Revealed: Cristiano Ronaldo’s heart rate was at its lowest right before taking Portugal’s first penalty in shootout against Slovenia

Read MoreThe 39-year-old was not fazed by the pressure as his heart-rate was under 100bpm, his lowkest throughout the night, according to data provided by WHOOP.