The researchers also found that during an infection, the immune system can temporarily override food tolerance to fight off microbes, before returning to its normal peacekeeping role.

1. improve v. Exercise can improve your immune system. 锻炼身体可以提高你的免疫力了。 It's time to improve your immunity. 该提升你的免疫力了。 2. enhance /ɪnˈhæns/ v. Sleep is crucial to enhance your immunity. 睡眠对于提升你的免疫力是关键。