The importance of sleep cannot be understated – which is why we’ve included it as a positive habit to live by. Poor sleep has been linked to a number of different negative impacts on our health, such as weight gain, increased calorie intake, worsened brain function and more.27,28,29 The National Sleep Foundation guidelines suggest that adults should aim for between seven and nine hours of sleep to enable you to be fully rested.30 What our expert nutritionist says “Sleep is the time when the b...