![Brenda Martinez: World Champion in 4x800 m Relay and World Record Holder in Distance Medley Relay Reveals her Success mantra "Hard work does Pay off " Brenda Martinez: World Champion in 4x800 m Relay and World Record Holder in Distance Medley Relay Reveals her Success mantra "Hard work does Pay off "](https://i.ytimg.com/vi/4vgtA8L8WQc/maxresdefault.jpg)
Brenda Martinez: World Champion in 4x800 m Relay and World Record Holder in Distance Medley Relay Reveals her Success mantra "Hard work does Pay off "
![Olympian Brenda Martinez is Athlete Ambassador for First Non-Invasive Hemoglobin Tracker – Spinning Media Olympian Brenda Martinez is Athlete Ambassador for First Non-Invasive Hemoglobin Tracker – Spinning Media](http://spinning-media.com/wp-content/uploads/2017/03/Screen-Shot-2017-03-20-at-11.12.16-AM.png)
Olympian Brenda Martinez is Athlete Ambassador for First Non-Invasive Hemoglobin Tracker – Spinning Media
![DyeStat.com - News - Emma Coburn, Jenny Simpson and Brenda Martinez Return for 2018 New Balance Indoor Grand Prix DyeStat.com - News - Emma Coburn, Jenny Simpson and Brenda Martinez Return for 2018 New Balance Indoor Grand Prix](https://www.runnerspace.com/members/images/93369/543302_full.jpg)
DyeStat.com - News - Emma Coburn, Jenny Simpson and Brenda Martinez Return for 2018 New Balance Indoor Grand Prix
![Sacramento, CA. 25th June, 2017. Women's 800m final Brenda Martinez at the starting blocks during the USATF Outdoor Track and Field Championship Day 4 at Hornet Stadium Sacramento, CA. Thurman James/CSM/Alamy Live Sacramento, CA. 25th June, 2017. Women's 800m final Brenda Martinez at the starting blocks during the USATF Outdoor Track and Field Championship Day 4 at Hornet Stadium Sacramento, CA. Thurman James/CSM/Alamy Live](https://c8.alamy.com/comp/JEX4WN/sacramento-ca-25th-june-2017-womens-800m-final-brenda-martinez-at-JEX4WN.jpg)