Eat the Rainbow
Making sure your diet includes significant amounts of fruits and vegetables is key to a healthy lifestyle. Many nutritionists recommend to "eat the rainbow" every day. It's a great way to ensure you're getting a wide variety of vitamins and nutrients without having to think about it too much. Try to meet every color category at least once a day and you can take out some of the guess-work. Here's an article from Healthline that explains the concept in more detail, including why and how you should consider this method.