Mind Core Fitness
HomeAbout1-2-1 TrainingExercisesBlog
WhatsApp
Training· 2026-07-16

Lower belly core workout for beginners (no equipment)

A lower belly core workout for beginners — six moves with video demos, plus the honest truth about what core training can and can't do.

The lower belly is the bit almost everyone asks me about, so let's start with the honest part: no exercise burns fat off one chosen spot. Not these, not anyone's. Anyone telling you otherwise is selling something.

What this workout genuinely does is strengthen the lower part of your core — the muscles below your belly button that help hold you upright, steady your pelvis and support your lower back. Strengthen them and you'll stand taller, feel steadier and move better, whatever the mirror's doing this month.

Six beginner-friendly moves, all lying on your back, no equipment, and a video of me demonstrating each one right here on the page.

How to use this workout

Format

  • 30 seconds work
  • 30 seconds rest
  • 6 moves per round
  • 2 rounds total
  • ~12 minutes start to finish

One instruction matters more than any other here: keep your lower back gently pressed towards the floor. The moment it arches up, the work leaves your core and lands on your spine — so shrink the movement, bend your knees more, or rest. Smaller and controlled always wins.

The workout

1

Leg raises

Lift straight legs up and lower them slow — simple, honest lower-core work. The lowering half is where the magic is.

Work 30 secondsRest 30 seconds

Coach's cues

  • •Lie flat, legs straight, hands by your sides
  • •Raise your legs up toward vertical
  • •Lower them slowly, stopping before your back arches
  • •Keep your lower back glued to the floor
  • ×Watch out for: lower back lifting as the legs come down
2

Reverse crunch

Curl your knees toward your chest and lift your hips off the floor — a lower-core move that's kind on the neck.

Work 30 secondsRest 30 seconds

Coach's cues

  • •Lie on your back, knees bent, hands by your sides
  • •Curl your knees toward your chest, lifting your hips
  • •Lower slowly with control
  • ×Watch out for: using momentum to swing the hips up
3

Flutter kicks

Small, quick leg flutters that keep constant tension on your lower core. The lower the legs, the harder it bites.

Work 30 secondsRest 30 seconds

Coach's cues

  • •Lie on your back, hands under your hips if it helps
  • •Lift both legs a little off the floor
  • •Flutter them up and down in small movements
  • •Keep your lower back pressed down
  • ×Watch out for: lower back arching off the floor
4

Knee tucks

Sit back slightly and pull your knees into your chest, then extend — a compact move for the lower core.

Work 30 secondsRest 30 seconds

Coach's cues

  • •Sit back on your tailbone, hands down for support
  • •Pull your knees toward your chest
  • •Extend your legs out long without touching the floor
  • ×Watch out for: rounding and collapsing backward
5

Dead bug leg extensions

A dead bug focusing on the legs — extend one leg long while keeping your back pinned to the floor.

Work 30 secondsRest 30 seconds

Coach's cues

  • •Lie on your back, knees over hips
  • •Extend one leg straight out, low and slow
  • •Keep your lower back pressed down, then switch
  • ×Watch out for: lower back arching as the leg extends
6

Leg raise to hip lift

Raise your straight legs, then push your hips off the floor at the top — two moves in one for the front of your core.

Work 30 secondsRest 30 seconds

Coach's cues

  • •Lie flat, legs straight
  • •Raise your legs to vertical
  • •Push your hips up toward the ceiling, then lower slowly
  • ×Watch out for: swinging the legs to lift the hips

That's every move — one round done. Take a minute, have a breather, then run through it once more from the top.

Well done — that's the workout finished.

You showed up today, and that's the bit that counts. Have some water, take a wee walk to shake the legs out, and come back in a day or two.

How it should feel — and when to make it harder

You should feel a deep, slightly trembly effort low in your belly — that's the right spot. Your neck and lower back should feel fine; if either complains, check the video and shrink the range. Soreness a day or two after the first few sessions is normal and fades. When two rounds feel steady, add a third round or slow every rep down further. And if you've got a health condition or you're on medication, have a quick word with your GP before you start.

Quick questions

Will this flatten my lower belly?

On its own, no — and I'd rather tell you that than take the click. What changes how your middle looks is months of consistent movement and unhurried, sustainable changes to eating. What this workout does is make the muscles underneath strong — which is worth having regardless.

Why does my lower belly feel so weak?

Because modern life barely uses it — sitting does nothing for the muscles that steady your pelvis. It's not a flaw, it's just untrained. A few weeks of showing up changes that faster than you'd think.

How often should I do this workout?

Two or three times a week with a rest day between. Your core recovers quickly, but as a beginner the rest days are where the strength actually arrives.

Real transformations

The results speak for themselves.

Scotty Grant results
BeforeAfter

Scotty Grant

Mind Core Fitness client

Emily Paterson results
BeforeAfter

Emily Paterson

Mind Core Fitness client

Lee Bazzie Duncan results
BeforeAfter

Lee Bazzie Duncan

Mind Core Fitness client

Mike Mortz results
BeforeAfter

Mike Mortz

Mind Core Fitness client

Kirsty Duncan results
BeforeAfter

Kirsty Duncan

Mind Core Fitness client

Charlie Anderson results
BeforeAfter

Charlie Anderson

Mind Core Fitness client

James Ferguson results
BeforeAfter

James Ferguson

Mind Core Fitness client

Kara Gill results
BeforeAfter

Kara Gill

Mind Core Fitness client

Russell Anderson results
BeforeAfter

Russell Anderson

Mind Core Fitness client

Emily Paterson results
BeforeAfter

Emily Paterson

Mind Core Fitness client

Emily Paterson results
BeforeAfter

Emily Paterson

Mind Core Fitness client

Georgia Laing results
BeforeAfter

Georgia Laing

Mind Core Fitness client

Mike Mortz results
BeforeAfter

Mike Mortz

Mind Core Fitness client

Georgia Laing results
BeforeAfter

Georgia Laing

Mind Core Fitness client

Mike Mortz results
BeforeAfter

Mike Mortz

Mind Core Fitness client

Scotty Grant results
BeforeAfter

Scotty Grant

Mind Core Fitness client

Emily Paterson results
BeforeAfter

Emily Paterson

Mind Core Fitness client

Lee Bazzie Duncan results
BeforeAfter

Lee Bazzie Duncan

Mind Core Fitness client

Mike Mortz results
BeforeAfter

Mike Mortz

Mind Core Fitness client

Kirsty Duncan results
BeforeAfter

Kirsty Duncan

Mind Core Fitness client

Charlie Anderson results
BeforeAfter

Charlie Anderson

Mind Core Fitness client

James Ferguson results
BeforeAfter

James Ferguson

Mind Core Fitness client

Kara Gill results
BeforeAfter

Kara Gill

Mind Core Fitness client

Russell Anderson results
BeforeAfter

Russell Anderson

Mind Core Fitness client

Emily Paterson results
BeforeAfter

Emily Paterson

Mind Core Fitness client

Emily Paterson results
BeforeAfter

Emily Paterson

Mind Core Fitness client

Georgia Laing results
BeforeAfter

Georgia Laing

Mind Core Fitness client

Mike Mortz results
BeforeAfter

Mike Mortz

Mind Core Fitness client

Georgia Laing results
BeforeAfter

Georgia Laing

Mind Core Fitness client

Mike Mortz results
BeforeAfter

Mike Mortz

Mind Core Fitness client

Real results

Hear it from them.

Cliffy Forsyth

1-2-1 training

George McKimm

1-2-1 training

Jan Beattie

1-2-1 training

Kirsty Duncan

1-2-1 training

Mike Mortz

1-2-1 training

Will Robson

1-2-1 training

Don't want to plan it yourself? Let Core Buddy do it.

Tell Core Buddy how long you've got and what kit you have, and it builds the whole session for you — every move timed, every exercise with a demo video like the ones above. Built for beginners, free to download — and the 30-day free trial covers the lot.

Download on the App Store Get it on Google Play

Written by Ross Geldart — certified personal trainer, founder of Mind Core Fitness in Elgin, Scotland, and the coach in every Core Buddy exercise video. Ross has trained over 200 clients from his Elgin studio and coaches beginners every week.

Share this post

Ready to make a change?

Get in touch and let's talk about what training with me looks like.

WhatsAppInstagram
← Back to the blog
Mind Core Fitness

Personal training, online coaching, and nutrition guidance. Based in Elgin, Scotland.

Explore

  • Home
  • About
  • 1-2-1 Training
  • Blog

Legal

  • Privacy policy
  • Terms
  • WhatsApp

Social

  • Instagram
  • Facebook
  • TikTok
  • YouTube

© 2026 Mind Core Fitness.