On the flip side of the coin, the internet can be a dangerous rabbit hole, with one website leading to another. While knowledge is power, it’s possible to have too much of a good thing and that can cause both of you to obsessively research a condition for which there is still no cure. Consider setting a time limit—30 minutes, say—that you spend googling MBC on any given day. Keep in mind, too, that metastatic breast cancer treatment is highly individualized. Online stories, both good and bad, don’t always apply but can easily increase anxiety, Ashton says.