The charity 'Mind' has some really useful information about how to look after your wellbeing during the coming weeks with their guidance: 'Coronovirus and your wellbeing'. It covers everything from from hand washing and anxiety, to keeping your mind stimulated, keeping active, connecting with people and deciding on your routine. The website comes highly recommended by mental healthcare professionals: https://www.mind.org.uk/information-support/coronavirus-and-yourwellbeing/#TakeCareOfYourMentalHealthAndWellbeing
The NHS also has information about managing mental health and wellbeing which can also be accessed online: https://www.nhs.uk/oneyou/every-mind-matters/ .
A website useful in helping to identify how you are feeling and deciding what you are going to do about it: https://whenthetensiongoes.com/