Most people have experienced jet lag – that sluggish feeling in your brain where you are tired and can’t really think straight. The same sort of fuzzy feeling can happen when you get the flu, or like ...

If you have ever slept on your arm and your leg, you might feel like a pins and needles sensation. Some people describe it as a fuzzy numbness, while for others it could be a prickling sensation.

While it could be as simple as an irritated nerve, pins and needles can also be caused by an underlying health condition. If you’ve ever slept on your arm or crossed your leg for too long, then you ...