Harmful protein build-up predicts brain tissue damage in Alzheimer’s disease, study finds

Build-up of a harmful protein in the brain can predict atrophy in Alzheimer’s disease patients at least one year in advance. Previous studies have shown that two tell-tale plaques, amyloid beta and tau, form clumps that smother and destroy neurons.   But researchers found that only accumulation of the tau protein was indicative of where damage … Read more

Teeth whitening products containing hydrogen peroxide can damage the tissue underneath

Teeth whitening products containing hydrogen peroxide can damage the tissue underneath and make them weaker Researchers studied teeth whitening strips and added to damaging evidence Real teeth were exposed to the bleaching agent and the underlying layer eroded Hydrogen peroxide – also used by dentists – is not tightly regulated, experts say By Vanessa Chalmers … Read more