Get properly warmed upWarm up thoroughly before your mile time trial and race. Jog for 10 minutes or so and then perform some strides. It's fine to do some mobilisations and dynamic stretches, but don't hold static stretches - research shows

to 45 minsWeek 4Session 1: 1-2 miles easy; 4-6 x 60m strides; 8-16 x 200m at CMP with 400m jog/walk; 1-2 miles easy    Session 2: 1 mile easy; 4 x 60m strides; 1 x 1200m time trial (record your time); 1 mile easy    Session 3: Easy run up to 80 mins plus

We Brits were once in love with the mile. From the 1850s to the end of the 19th century, UK athletes dominated the world rankings. In 1954, Roger Bannister finally did what many thought impossible: breaking the elusive four-minute mile barrier