RELATED: Ellie Goulding Crashed a Barry's Boot Camp in Miami
RELATED: Despite a Broken Leg, Justin Bieber Crushes the Gym

A photo posted by Nina Agdal (@ninaagdal) on

Nina Agdal

The Danish Sports Illustrated and Victoria's Secret model is starting off 2015 by serving as celebrity instructor at Barry's Bootcamp in Miami Beach. All proceeds from the celebrity taught class are going towards the Miami Children's Hospital.

A photo posted by Jessica Alba (@jessicaalba) on

Jessica Alba

New year, same Jessica Alba, as the actress picked up right where she left off in 2014 with an early morning spin sesh at Soul Cycle.

A photo posted by Terry Crews (@terrycrews) on

Terry Crews

Terry Crews aims to keep his status as the most jacked man on daytime television alive in 2015 by hitting up Le Klay Fitness Club in Paris in the wee hours of the morning.

The Game

Is there a more fit rapper in the rap game right now than The Game? The rapper is starting off 2015 with his own 60 day fitness challenge that sees him eating healthy and drinking nothing but water to supplement his gym time.

Rosie Huntington-Whiteley

It looks like Rosie Huntington-Whiteley is getting in fighting shape for 2015, as she doled out a few jabs and hooks to this poor sparring dummy.

A photo posted by Khloé (@khloekardashian) on

Khloe Kardashian

How did the fittest member of the Kardashian family spend her New Year's Day? By getting in some cardio in what's sure to be the first of many gym selfies in 2015.

A photo posted by Minka Kelly (@minkak) on

Minka Kelly

It appears as if kettle bells and free weights are on deck for 2015 for Minka Kelly, who also appears to surround herself with modern artwork for her workout sessions.

A photo posted by Lea Michele (@msleamichele) on

Lea Michele

Lea Michele proves that the fit life isn't just constrained the gym, by taking a hike in weather that will make us all envious.

Riff Raff

Riff Raff's Air Jordan collaboration may have been a trick, but his muscles are no joke. The rapper has amazingly bulked up to 219 lbs. and figures to get even bigger as he trains for his supposed WWE career.

A video posted by therock (@therock) on

The Rock

Dwayne "The Rock" Johnson has been hitting the "iron paradise" to start off 2015, bringing along some fury training partners in the process. Personally, we can't wait for another year of Johnson's inspirational training vids. Focus!

RELATED: Ellie Goulding Crashed a Barry's Boot Camp in Miami
RELATED: Despite a Broken Leg, Justin Bieber Crushes the Gym