![David on Twitter: "(2/2)I used @Nike Training Club app for 20 minutes of Glute and Hip Strength exercises pre-run. Then did Runner Flexibility for 14 minutes of post-run recovery. Also hit my David on Twitter: "(2/2)I used @Nike Training Club app for 20 minutes of Glute and Hip Strength exercises pre-run. Then did Runner Flexibility for 14 minutes of post-run recovery. Also hit my](https://pbs.twimg.com/media/D6NlOaJWwAEcKhD.jpg)
David on Twitter: "(2/2)I used @Nike Training Club app for 20 minutes of Glute and Hip Strength exercises pre-run. Then did Runner Flexibility for 14 minutes of post-run recovery. Also hit my
![Can your phone keep you fit? Our writers try 10 big fitness apps – from weightlifting to pilates | Life and style | The Guardian Can your phone keep you fit? Our writers try 10 big fitness apps – from weightlifting to pilates | Life and style | The Guardian](https://i.guim.co.uk/img/media/01c985c040c10d6ccb605abd87c2f76acafaf804/0_0_4723_4239/master/4723.jpg?width=700&quality=85&auto=format&fit=max&s=eed3fb322d04b21ade4057f65649bbab)
Can your phone keep you fit? Our writers try 10 big fitness apps – from weightlifting to pilates | Life and style | The Guardian
![Can your phone keep you fit? Our writers try 10 big fitness apps – from weightlifting to pilates | Life and style | The Guardian Can your phone keep you fit? Our writers try 10 big fitness apps – from weightlifting to pilates | Life and style | The Guardian](https://i.guim.co.uk/img/media/f8f9ba70e6696d5cf439c5447b7a1bfbf87b7d62/49_0_2779_1667/master/2779.jpg?width=300&quality=45&auto=format&fit=max&dpr=2&s=c9d625e6b45e6b4d76a30692e38d3be1)