This may sound obvious but it is something that is easy to forget.
If you have a calendar that others can see, make sure that you block the time you are away out on your calendar so that other people can see that you are going to be unavailable in advance.
Set your Out of Office (OOO) message letting people know that you are away, when you are due back and who they can ask the questions that they would otherwise ask you when you are away. This way other people will know that you're not ignoring them and save them from getting annoyed.
You can prepare the message in advance and switch it on before you leave.
When you have been away it can take time to settle and catch up with all the messages that have been sent to you while you were away.
Purposely block out some time on your first day back, ideally in the morning, to allow you to catch up on your e-mails and bring yourself back up to speed. This will reduce the likelihood of you getting stressed.
Avoid feeling overwhelmed by taking an overview of the things you need to work through.
Create a to-do list.
Be realistic about how long each task is likely to take and set time aside.
If other people have insights that can help you, ask them for help.
Make sure you don't stay up too late the night before you go back to work. Avoid drinking anything containing a lot of caffeine after 8pm because that can really disrupt your sleep pattern. Allow yourself to get some decent rest.
On your first day back stay hydrated. If you reach straight for the coffee keep it balanced my drinking also drinking plenty of water.
Coffee is a diuretic - there'll be more liquid going out than in, so keep it topped up!
A lot of people find that eating something containing protein in the morning helps to give them stamina - they don't get hungry again as quickly and it helps them to keep their mind sharp.
Protein is used by our bodies for repairs.
Are there any tips that I have not mentioned that work particularly well for you?
Get in touch and let me know.