Why is alcohol dangerous in a heatwave, and should I cut it out completely?

Those partial to a pint may be relieved to know a modest of amount of weak beer may actually be beneficial

• European heatwave live – latest updates

As Europe endures a record-breaking heatwave, countries are taking steps to keep people safe and prevent health services from becoming overstretched. Parisians face a temporary ban on drinking alcohol in public to reduce the pressure on the hospitals after a four-fold rise in cardiac arrests in a 24-hour period.

We look at why drinking alcohol can be dangerous in a heatwave.