All that water in cucumbers can help keep you hydrated. Plus, the fiber boost they give you helps you stay regular and avoid constipation. The vitamin K helps blood clot and keep your bones healthy. Vitamin A has many jobs, like helping with vision, the immune system, and reproduction. It also makes sure organs like your heart, lungs, and kidneys work the way they should. The lignans may help prevent osteoporosis, heart disease, and some cancers. Antioxidants such as beta carotene in cucumbers can help fight free radicals in your body, unpaired electrons that damage cells and can lead to disease. Cucumbers may also have health benefits outside your body. Putting them on your skin may help ease sunburn pain, swelling, and damaged skin. That's why people sometimes put a slice or two under their eyes, hoping to shrink bags and ease puffiness.
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