1 In the interests of safety and hygiene please ensure that your Thermos flask is cleaned with warm water and washing-up liquid prior to initial use.  For best results from your flask, before use, pre-fill for about 3 minutes, using either hot water for hot drinks or cold water for chilled drinks.
Extrapolating these findings to the general population, the authors estimated that 8 million elderly persons nationwide have insomnia on any given day, more than 1 million new cases of insomnia develop each year, and symptoms resolve in nearly 1.3 million elderly persons annually.
Living With HIV. 1  At the end of 2014, the most recent year for which such data are available, an estimated 1,107,700 adults and adolescents were living with HIV. 2  An estimated 166,000 (15%) had not been diagnosed. 3  Young people were the most likely to be unaware of their infection.