Panic Attacks Support Group
A panic attack is a period of intense fear or discomfort, typically with an abrupt onset and usually lasting no more than thirty minutes. Symptoms include trembling, shortness of breath, heart palpitations, sweating, nausea, dizziness, hyperventilation, and sensations of choking or smothering. Panic attacks can be very sudden, appear to be unprovoked, and are often...
Sorry if this doesn't help, but I hope it does.
SO sorry to hear about your anxiety about your sister leaving for a week.
Possible things to do: can you line up some activities for each day that she will be away - eg. places to go, friends to meet outside the house/in your house. I find it helpful to have a schedule of activities
so I can look forward to particular things coming up.
Get yourself some treats - flowers, cookies, make appointments to phone friends at particular times each day your sister is away.
I hope these thoughts help.
Diana