Tips for a healthy immune system
Published Thursday 25 January 2018
By Hannah Nichols
Fact checked by Honor Whiteman
The immune system defends the body against infection. Although it works effectively most of the time, sometimes our immune system fails, and we become sick. Are there ways we can boost our immune system and prevent illness? We find out.
https://www.medicalnewstoday.com/articles/320721.php
