According to a recent article, a Harvard-trained nutrition expert has advised that if individuals had to prioritize one food in their diet, it should be leafy greens such as spinach, kale, and collard greens. The expert, Dr. Willett, emphasizes that these vegetables are packed with essential nutrients like calcium, iron, and potassium, as well as vitamins A, C, and K. Leafy greens have been linked to various health benefits, including lowering blood pressure, reducing inflammation, and…