naBOSo.cz – Ambassador of the Month (August) – Lucie Ternová

A healthy back starts with the right school bag. Physiotherapist Lucie Ternová shares how to choose it, adjust it and pack it so it keeps your child happy and supports their back. How much should it weigh, what should you look for, and how can you tell it fits exactly as it should?

★ Ambassador of the Month · Physiotherapist

Lucie Ternová:
A healthy back
even with a school bag

Children’s physiotherapist Lucie Ternová explains how to choose, adjust and pack a school bag so it saves your child’s back from unnecessary strain every day.

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New exercise books, sharpened colouring pencils, an ironed T-shirt for the first day – when school starts, you think of just about everything. But one thing is often underestimated: the school bag.

A bag with everything inside shouldn’t weigh more than 10–15% of your child’s body weight. Lucie knows exactly what helps children’s backs – and what can do them harm.

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What you’ll learn

Topics that really matter

What the wrong bag does to children’s backs

Sore shoulders, rounded posture and tiredness your child can’t quite put into words.

How much a packed school bag should weigh

A simple 10–15% rule based on your child’s weight – easy to remember for good.

How to adjust a school bag properly

Shoulder straps, chest strap and hip belt – a few minutes that can save a lot of discomfort.

How to tell if the bag doesn’t fit your child

Signs you can spot without expert eyes – just watch their posture.

A satchel or a backpack?

A structured satchel and a lightweight backpack both have their place – it depends on your child’s age and build.

How to pack a bag so it doesn’t strain the back

What belongs close to the back and what should go further out – a small change that makes a big difference.

Bags Lucie recommends

You can’t go wrong

Now with 15% off →

First-year pupil

BAAGL Školní batoh Airy Polar

Ideal for smaller first-year pupils – at just 750 g, it’s among the lightest on the market.

View backpack →

Satchel

BAAGL Školní aktovka Zippy Duha růžová

A classic structured satchel for sturdier or taller children. The contents won’t shift around as they walk.

View satchel →

Older pupil

BAAGL Školní batoh Skate Mist

A lightweight backpack for older pupils from around Year 3. Spacious, but still kind to the back.

View backpack →

SEE THE FULL RANGE →

💡 Tip from us

Add shoes too – indoor shoes, PE kit trainers, wellies and all-year-round shoes – and enjoy a relaxed rest of the holidays. And if you’d like to try the bag and shoes on in person, the trained team at our Českomoravská shop will be happy to help.

“A poorly chosen school bag hurts a child, even if they can’t put it into words. Just a few minutes to adjust it properly can make all the difference.”

— Lucie Ternová, children’s physiotherapist