用英语翻译:如果你保持健康,就得吃健康的事物,并进行一些锻炼.

If you wanna keep healthy , you need to eat healthy food and work out everyday regularly.

You'd better eat healthy food and do some exercise to keep yourself healthy.

If you want to keep healthy ,you should eat healthy food and do some sports

If you wanna keep healthy , just eat healthy food and take exercise.