Exactly how long it will take to burn off the calories from choc faves including KitKat, Mars and Toblerone

A SPOT of choc therapy can ease the pain of our troubled times – but you may be shocked how hard it is to burn off the calories.

It takes some serious dancing, running, walking or other exercise.

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Sweet packet warnings about what workouts are needed would encourage 44 per cent of people to eat fewer snacks, scientists at Loughborough University suggest.

Professor Amanda Daley says: “Many people do not understand the meaning of kilocalories or grams of fat displayed on labels.”

KATY DOCHERTY explains what it takes to work off favourite chocs with various activities .

GIANT TOBLERONE (4.5kg)

Not known, clear with picture desk

FOUR FINGER KIT KAT (41.5G)

Alamy

MARS (51g)

Alamy

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SNICKERS (48G)

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TWIX (75g)

Alamy

DOUBLE DECKER (54.5g)

Alamy

LION BAR (50G)

Alamy

PEANUT M&MS (125g)

Alamy

FRUIT & NUT CHOC (110g)

Cadburys

TWIRL (43g)

Alamy

CARAMEL CHOC (45g)

AERO (27g)