Time to upgrade your dial-up mind. This may sound like something from an IT Crowd sketch, but the journal Nature Neuroscience found using a domestic ultrasound unit – yes, the type used for baby scans – on the cerebral cortex for a few minutes a day accelerates your brain’s reaction speed. Massage your head from front to back for five minutes, using the diagram below. It improves the quality of your mind’s connective tissue and the neurons that process thought. Think of it as expanding your brain’s bandwidth, without the need for an hour on the phone to a call centre.
