How Your Breakfast Can Sabotage Your Focus

It’s 3:00 PM. You feel irritable, exhausted, and are desperately reaching for a second cup of coffee or a sugary snack to get through the day. We usually blame our sleep, our stress, or our workload for this afternoon slump. But the real culprit is often much simpler: it's, in part, due to what you had for breakfast hours ago.