A new survey by Travelodge reveals that couples spend 90 minutes a week arguing in bed. Other findings:

THE TOP 10 CAUSES OF BEDTIME BICKERING

Fidgeting

Snoring

Different body temperate

Hogging the duvet

Not being in the mood for sex

Passing wind in bed

Partner keeping the light on

Watching TV while partner wants to sleep

The time couples go to bed

Allowing children or a pet to share the bed