<human>:  How can I boost my immune system?
<bot>: To boost your immune system, start by eating a balanced, nutrient-rich diet and get plenty of exercise to help increase your immunity. There are also some supplements that can help support your immune system, such as probiotics, omega-3 fatty acids, herbs, and vitamins. In addition, it's important to limit your stress levels and get enough sleep, since both can help to strengthen your immune system.