Harley Street nutritionist Kate Cook has shared her expert tips for keeping your energy up all summer long. Cut down on caffeine Caffeine may give you a quick energy boost, but it won't keep you going all day. "Whilst the initial rush from a cup of tea or coffee might feel like it's getting you out of bed in the morning, in reality, it is fooling your body into a false sense of security," Kate says. "All it's actually doing is overstimulating powerful stress hormones, making your heart beat faster and disrupting both your blood sugar and energy."
