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Follow This Star High Schooler's Broken 600m Workout In Texas

Mar 27, 2024

Jonathan Simms is one of the fastest 400 meter high school athletes in the country. And he's only a junior.

MileSplit caught up with the Allen High School junior recently to document his sprint training.


The Workout:

Broken 600s

3 sets

3x 200m

5 minutes rest

Jakob Ingebrigtsen CRUSHES 12x400m, 10x200m At Altitude Ahead Of Pre Classic | Workout Wednesday
32:25
Jakob Ingebrigtsen CRUSHES 12x400m, 10x200m At Altitude Ahead Of Pre Classic | Workout Wednesday

May 22, 2024

Follow This Star High Schooler's Broken 600m Workout In Texas
6:56
Follow This Star High Schooler's Broken 600m Workout In Texas

Mar 27, 2024

Workout Wednesday Extra: Lamara Distin's High Jump Record
3:43
Workout Wednesday Extra: Lamara Distin's High Jump Record

Mar 8, 2024

Workout Wednesday: Texas A&M Hurdlers Prep For 2024 NCAA Division I Indoor Track and Field Champs
8:38
Workout Wednesday: Texas A&M Hurdlers Prep For 2024 NCAA Division I Indoor Track and Field Champs

Mar 7, 2024

Workout Wednesday: Texas State Athletes Prep For 2024 NCAA Division I Indoor Track & Field Champs
11:43
Workout Wednesday: Texas State Athletes Prep For 2024 NCAA Division I Indoor Track & Field Champs

Mar 7, 2024

Workout Wednesday: A Full Day of Practice With The University of Texas
28:24
Workout Wednesday: A Full Day of Practice With The University of Texas

Mar 6, 2024

A Heavy Gym Workout With High School Star Jonathan Simms
5:45
A Heavy Gym Workout With High School Star Jonathan Simms

Feb 8, 2024

Workout Wednesday: Dina Asher-Smith and Julien Alfred Run 150's
12:32
Workout Wednesday: Dina Asher-Smith and Julien Alfred Run 150's

Feb 7, 2024

Workout Wednesday Uncut: Mantz, Young And Montañez Prep For 2024 U.S. Marathon Trials (FULL WORKOUT)
39:59
Workout Wednesday Uncut: Mantz, Young And Montañez Prep For 2024 U.S. Marathon Trials (FULL WORKOUT)

Jan 26, 2024

Workout Wednesday: Conner Mantz, Clayton Young, and Nico Montañez Prep For 2024 U.S. Marathon Trials
20:03
Workout Wednesday: Conner Mantz, Clayton Young, and Nico Montañez Prep For 2024 U.S. Marathon Trials

Jan 24, 2024

An Elimination Workout With Born To Run Track Club
4:57
An Elimination Workout With Born To Run Track Club

Jan 10, 2024

Workout Wednesday: Keni Harrison Pre-Worlds With Coach Flo Mic'd Up
7:55
Workout Wednesday: Keni Harrison Pre-Worlds With Coach Flo Mic'd Up

Jul 20, 2022

Workout Wednesday: Texas Sprinters
7:41
Workout Wednesday: Texas Sprinters

Jun 8, 2022

Workout Wednesday: Ole Miss' Sintayehu Vissa, NCAA Mile Runner-Up
4:51
Workout Wednesday: Ole Miss' Sintayehu Vissa, NCAA Mile Runner-Up

Jun 1, 2022

Workout Wednesday: Arkansas' Britton Wilson & Company
5:21
Workout Wednesday: Arkansas' Britton Wilson & Company

May 25, 2022

Workout Wednesday: NCAA 400m Champ Randolph Ross 'Blind Workout'
10:40
Workout Wednesday: NCAA 400m Champ Randolph Ross 'Blind Workout'

May 18, 2022

Workout Wednesday: NC A&T Sprinters w/ Coach Duane Ross Mic'd Up
6:56
Workout Wednesday: NC A&T Sprinters w/ Coach Duane Ross Mic'd Up

May 18, 2022

Workout Wednesday: UNC Strength Session
3:02
Workout Wednesday: UNC Strength Session

May 12, 2022

Workout Wednesday: Duke Heptathlete All-American Erin Marsh
8:46
Workout Wednesday: Duke Heptathlete All-American Erin Marsh

May 11, 2022

Workout Wednesday: Arkansas Women 3x500/300/200
8:10
Workout Wednesday: Arkansas Women 3x500/300/200

Apr 27, 2022

Workout Wednesday: NCAA Champion Mario Garcia Romo & Ole Miss
11:28
Workout Wednesday: NCAA Champion Mario Garcia Romo & Ole Miss

Apr 20, 2022

Workout Wednesday: 11x NCAA All-American Amon Kemboi (Arkansas)
10:50
Workout Wednesday: 11x NCAA All-American Amon Kemboi (Arkansas)

Apr 13, 2022

Workout Wednesday: NC State Women 5x800, 2x400/200/200
18:31
Workout Wednesday: NC State Women 5x800, 2x400/200/200

Apr 6, 2022

Workout Wednesday: Houston Sprinters
6:13
Workout Wednesday: Houston Sprinters

Mar 30, 2022

Workout Wednesday: Threshold Efforts With NAZ Elite
5:15
Workout Wednesday: Threshold Efforts With NAZ Elite

Mar 23, 2022

Workout Wednesday: Luis Grijalva Speed Session In The Dome
6:22
Workout Wednesday: Luis Grijalva Speed Session In The Dome

Mar 16, 2022

Workout Wednesday: HOKA NAZ Elite 12 Miler At 7,000ft
Workout Wednesday: HOKA NAZ Elite 12 Miler At 7,000ft

Mar 9, 2022

Workout Wednesday: Sprint Session With Chloe Abbott
6:35
Workout Wednesday: Sprint Session With Chloe Abbott

Nov 3, 2021

Workout Wednesday: Pat Casey Goes To The Well | 800/2x1k/2x600/3x400/4x200
12:27
Workout Wednesday: Pat Casey Goes To The Well | 800/2x1k/2x600/3x400/4x200

Jul 14, 2021

Workout Wednesday: Gabby Thomas Wicket Starts + 4x220m
8:14
Workout Wednesday: Gabby Thomas Wicket Starts + 4x220m

Jun 23, 2021

Workout Wednesday: HS Sophomore Olympic Trials Qualifier Sophia Gorriaran Broken 500s
8:24
Workout Wednesday: HS Sophomore Olympic Trials Qualifier Sophia Gorriaran Broken 500s

Jun 16, 2021

Workout Wednesday: Elle Purrier 2xMile/4x800/4x400
6:21
Workout Wednesday: Elle Purrier 2xMile/4x800/4x400

Jun 9, 2021

Workout Wednesday: Tinman Elite Getting Ready For Olympic Trials
6:40
Workout Wednesday: Tinman Elite Getting Ready For Olympic Trials

Jun 2, 2021

Workout Wednesday: NCAA Champion Aaliyah Miller 3x400m
5:51
Workout Wednesday: NCAA Champion Aaliyah Miller 3x400m

May 26, 2021

Workout Wednesday: NAZ Elite's Rory Linkletter 20x400m at Olympic Standard 10K Pace
8:28
Workout Wednesday: NAZ Elite's Rory Linkletter 20x400m at Olympic Standard 10K Pace

May 21, 2021

Workout Wednesday: Olympic Hopeful Eric Avila Brutal Workout In 97 Degree Heat
10:52
Workout Wednesday: Olympic Hopeful Eric Avila Brutal Workout In 97 Degree Heat

May 12, 2021

Workout Wednesday: Ben True 5x2K + 600m
48:12
Workout Wednesday: Ben True 5x2K + 600m

Apr 21, 2021

Workout Wednesday: BYU's Whittni Orton Mile Repeats
6:42
Workout Wednesday: BYU's Whittni Orton Mile Repeats

Apr 6, 2021

Workout Wednesday: NAU Hill Loops At 7,000ft
18:57
Workout Wednesday: NAU Hill Loops At 7,000ft

Mar 10, 2021

Workout Wednesday: Brynn Brown Runs Strength Repeats
8:04
Workout Wednesday: Brynn Brown Runs Strength Repeats

Sep 9, 2020

Workout Wednesday: Matthew Boling Is Back On The Track
9:46
Workout Wednesday: Matthew Boling Is Back On The Track

Jul 1, 2020

Workout Wednesday: NAU 'Moto City' Long Run
21:02
Workout Wednesday: NAU 'Moto City' Long Run

Mar 11, 2020

Workout Wednesday: Weini Kelati's 7-Mile Tempo
5:51
Workout Wednesday: Weini Kelati's 7-Mile Tempo

Mar 10, 2020

Workout Wednesday: NAU Men Tackle 8 Miles (5:01 Pace) At 7,000ft
13:53
Workout Wednesday: NAU Men Tackle 8 Miles (5:01 Pace) At 7,000ft

Mar 10, 2020

Workout Wednesday: Rise & Grind With NAU's Drew Bosley & Geordie Beamish
13:29
Workout Wednesday: Rise & Grind With NAU's Drew Bosley & Geordie Beamish

Mar 10, 2020