Motorists across West Mercia are being warned of the dangers of driving under the influence of drink or drugs during the festive period.
Over the past three years:
following collisions where drink or drugs were recorded as a contributory factor.
There is no foolproof way of calculating how much you can drink and remain under the limit.
Police say it's also hard to calculate how long alcohol may stay in your body if you are driving the morning after.
So the safest option if you are driving is to drink no alcohol at all or take public transport, a taxi or getting a lift from a designated driver.
Pedestrians are also being encouraged to stay safe during the festive season and to plan safe routes home and drink responsibly.