The 'pacemaker' implanted in the brain to prevent Alzheimer's patients losing their memory Device already used in people with Parkinson’s disease as possible means reversing cognitive declineEarly trials show the device appears to keep brain neurons activeHigh hopes will be viable alternative to drug treatments By Chris Murphy PUBLISHED: 17:13 GMT, 5 December 2012 | UPDATED: 17:54 GMT, 5 December 2012 A ‘pacemaker’ has been implanted in to the brain of an Alzheimer's patient in a bid to reduce memory loss.
'I feel like an experiment': Doctors grow new ear on woman's arm in pioneering medical procedureAfter doctors removed her left ear in 2010 to battle aggressive skin cancer Sherrie Walter was left deaf and disfiguredSurgical team at Johns Hopkins Hospital offered her the chance to have a new ear re-grown using cartilage from her ribsThe plan was unusual because facial and neck skin is used in ear reconstruction – Walter didn't have enough because of her previous surgeries and doctors chose to use the skin of the forearm as an alternativeWalter's new ear was fitted in March 2012 and she is now undergoing cosmetic procedures to contour the ear into an acceptable shape By James Nye PUBLISHED: 18:05 GMT, 27 September 2012 | UPDATED: 07:00 GMT, 28 September 2012 For the past two years Sherrie Walter has been unwilling to pull her hair into a ponytail and unable to wear a pair of matching earrings after surgery to deal with an aggressive form of skin cancer.
Sense of touch could be thanks to “hair follicles in our skin” Rough with the smooth: Our sense of touch may actually be down to our hair follicles Our sense of touch could be down to hair follicles in our skin, scientists say. Touch is the least understood of our senses, but new research suggests specialised neurons in hair follicles each work as individual sensory organs, tuned to register different types of touch. In mice, the team found that each follicle sends a single message that joins with others in the spinal cord and together the impulses are decoded by the brain