Drinking tea regularly could help improve memory, a research by British scientists from the University of Newcastle suggests. The scientists found that green and black tea inhibit the activity of certain enzymes in the brain that are associated with memory. The findings, published in the journal Phytotherapy Research, may lead to the development of a treatment for Alzheimer's disease, which affects an estimated ten million people worldwide. The team investigated the properties of coffee and green and black tea. Black tea -- traditional English breakfast tea -- is derived from the same plant as green tea, 'Camellia sinensis', but has...