Centenarians eat foods like beans, leafy greens, nuts, and whole grains. Many of them focus on a plant-based diet.

Watercress is the most nutrient-dense vegetable ... chicory and leaf lettuce — took the top spots on the list. Yellow and orange foods, like carrots, tomatoes, winter squash and sweet potatoes ...

Incorporating more potassium-rich foods into your diet can help you reach the optimal intake. Potassium is an electrolyte important for heart and bone health, muscle and nerve function ...

Watercress is the most nutrient-dense vegetable ... chicory and leaf lettuce — took the top spots on the list. Yellow and orange foods, like carrots, tomatoes, winter squash and sweet potatoes ...