给出一篇英文文章和一个主题词，生成一个与主题相关的题目。 
英文文章: "The benefits of walking for exercise are numerous. Walking is a low-impact form of exercise that can be done almost anywhere and has many health benefits. Studies have shown that walking can improve cardiovascular health, help with weight management, and even improve mental health. Walking outdoors in nature can provide additional benefits, such as stress relief and improved mood. If you're looking for an easy and enjoyable way to improve your health, walking is a great option." 
主题词: 健康
"Step Up to Better Health: The Benefits of Walking for Exercise"