There will be no change to the rights and status of EU nationals living in the UK, nor UK nationals living in the EU, while the UK remains in the EU.
Over 857,000 British nationals visited Sweden in 2016. Most visits are trouble-free. If you need to contact the emergency services in Sweden call 112.
Terrorists are likely to try to carry out attacks in Sweden. You should remain vigilant and follow the advice of local authorities. See Terrorism
If you’re abroad and you need emergency help from the UK government, contact the nearest British embassy, consulate or high commission.
Take out comprehensive travel and medical insurance before you travel.