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What is the 421 workout?

Darryl Jenkins, a personal trainer at Life Time Eden Prairie, shares what the 421 method is.

Sep 17, 2025 (03:53)

NEXT Weather: 6 p.m. report on Oct. 3, 2026

NEXT Weather: 6 p.m. report on Oct. 3, 2026

Community members honor Gilbert Hortman

Community members honor Gilbert Hortman

Wisconsin trooper dies days after he was injured on the job

Wisconsin trooper dies days after he was injured on the job

Homecoming dance at Eden Prairie suspended after shooting at football game

Homecoming dance at Eden Prairie suspended after shooting at football game

NEXT Weather: Afternoon report on Oct. 3, 2026

NEXT Weather: Afternoon report on Oct. 3, 2026

Man charged with stabbing teacher at Minnesota university

Man charged with stabbing teacher at Minnesota university

2 hurt in Eden Prairie homecoming shooting, and more headlines

2 hurt in Eden Prairie homecoming shooting, and more headlines

Twin Cities Rock and Mineral Show returns to State Fair Grandstand

Twin Cities Rock and Mineral Show returns to State Fair Grandstand

Minneapolis police investigate train-related accident

Minneapolis police investigate train-related accident

Saturdates: Oct. 3, 2026

Saturdates: Oct. 3, 2026

André Cymone to play Capri Theater for first time in 47 years

André Cymone to play Capri Theater for first time in 47 years

Celebrate all things fall at the U of M Landscape Arboretum

Celebrate all things fall at the U of M Landscape Arboretum

Shooting sparks chaos at Twin Cities homecoming game

Shooting sparks chaos at Twin Cities homecoming game

NEXT Weather: 8 a.m. report for Minnesota on Oct. 3, 2026

NEXT Weather: 8 a.m. report for Minnesota on Oct. 3, 2026

High School Sports Rally: Mankato West's Kinleigh Mulvihill embraces role as kicker

High School Sports Rally: Mankato West's Kinleigh Mulvihill embraces role as kicker

10 p.m. forecast for Minnesota from Oct. 2, 2026 | NEXT Weather

10 p.m. forecast for Minnesota from Oct. 2, 2026 | NEXT Weather

St. Paul leader calls for election safeguards amid worries over federal involvement

St. Paul leader calls for election safeguards amid worries over federal involvement

2 hurt after shooting at Eden Prairie High School amid football game

2 hurt after shooting at Eden Prairie High School amid football game

6 p.m. forecast for Minnesota from Oct. 2, 2026 | NEXT Weather

6 p.m. forecast for Minnesota from Oct. 2, 2026 | NEXT Weather

U of M staff fearful of losing jobs amid proposed budget cuts

U of M staff fearful of losing jobs amid proposed budget cuts

How a Minnesota group is fighting for families claiming wrongful incarceration

How a Minnesota group is fighting for families claiming wrongful incarceration

NEXT Weather: 5 p.m. report on Oct. 2, 2026

NEXT Weather: 5 p.m. report on Oct. 2, 2026

12-year-old boy, Vikings' Aaron Jones share special bond

12-year-old boy, Vikings' Aaron Jones share special bond

Minnesota Attorney General candidates face off in debate

Minnesota Attorney General candidates face off in debate

Family of man killed in group home questions why suspect was allowed in facility

Family of man killed in group home questions why suspect was allowed in facility

Starkey unveils new hearing technology

Starkey unveils new hearing technology

Meet Maisie, a 3-month-old pup

Meet Maisie, a 3-month-old pup

NEXT Weather: 4 p.m. report on Oct. 2, 2026

NEXT Weather: 4 p.m. report on Oct. 2, 2026

Video shows 18-mile pursuit of pickup truck driver that ended in Blaine crash

Video shows 18-mile pursuit of pickup truck driver that ended in Blaine crash

NEXT Weather: Noon report for Minnesota on Oct. 2, 2026

NEXT Weather: Noon report for Minnesota on Oct. 2, 2026

University of Minnesota grad students’ union sounds alarm over $225M budget cut

University of Minnesota grad students’ union sounds alarm over $225M budget cut

Raw video: 18-mile pursuit of pickup truck driver that ended in Blaine crash

Raw video: 18-mile pursuit of pickup truck driver that ended in Blaine crash

DIY Friday: Halloween edition!

DIY Friday: Halloween edition!

Man About Town's picks for hot October Twin Cities events

Man About Town's picks for hot October Twin Cities events

People Of Color Career Fair returns to Minneapolis

People Of Color Career Fair returns to Minneapolis

Candy corn: Yea or nay?

Candy corn: Yea or nay?

NEXT Weather: 9 a.m. report for Minnesota on Oct. 2, 2026

NEXT Weather: 9 a.m. report for Minnesota on Oct. 2, 2026

NEXT Weather: 7 a.m. report for Minnesota on Oct. 2, 2026

NEXT Weather: 7 a.m. report for Minnesota on Oct. 2, 2026

Minnesota AG: Google data center could raise energy bills

Minnesota AG: Google data center could raise energy bills

Twin Cities suburb says Flock camera installed without permission

Twin Cities suburb says Flock camera installed without permission

Minnesota lost at least 31 people to domestic violence in 2025

Minnesota lost at least 31 people to domestic violence in 2025

Minnesota governor issues diesel fuel executive order

Minnesota governor issues diesel fuel executive order

4 Your Weekend: Oct. 2-4, 2026

4 Your Weekend: Oct. 2-4, 2026

White House border czar addresses Renee Good's death, and more headlines

White House border czar addresses Renee Good's death, and more headlines

NEXT Weather: 5 a.m. report for Minnesota on Oct. 2, 2026

NEXT Weather: 5 a.m. report for Minnesota on Oct. 2, 2026

A young football player gets guidance from a pro

A young football player gets guidance from a pro

NEXT Weather | 10 p.m. weather report for Oct. 1, 2026

NEXT Weather | 10 p.m. weather report for Oct. 1, 2026

Pushes for better street safety after a young girl was hit by a car

Pushes for better street safety after a young girl was hit by a car

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