Knowing these can help you and your doctor identify the cause of your lightheadedness and the best way to rid yourself of it. 1  If you are over the age of 65 years, you are more likely to have a medical condition or take medications that causes lightheadedness.n fact, you can usually figure out the cause of lightheadedness based on the sensations you are feeling. Knowing the cause will also give you a clue of how best to get rid of your lightheadedness.
Difference between MS Outlook OST & PST files. OST stands for Offline Storage Tables. It is an offline folder created by MS Outlook and MS Exchange to hold offline copies of whatever exists in the Exchange server. To make it more simple to understand, you can just call OST files as as local copy of your Exchange mailbox. It is created when your emails are delivered to your Outlook mailbox and will contain all your emails, contacts, calender entries and tasks. Outlook has to be in Cached mode for Offline folders to work.
Click Account Settings, and then click Account Settings. Click the Data Files tab. The Outlook Data File (.ost) location appears in the Location column for the Exchange account. You can change where the offline Outlook Data File (.ost) file is saved, such as a different folder or hard disk.