The leaner your Windows system is, the faster your PC is. We show you how to free up memory with simple commands and tools.

If it's an image or video, tap it to open the detail view. If you want to select multiple files on your iPhone, tap the ...

When a diabetic foot ulcer closes, it can feel like the battle is over. But that is often just the start of a high-risk phase, one that rivals aggressive cancers in the likelihood of recurrence.