If your child feels unwell in the classroom, for example, asthma, coughing, or congestion, a runny nose, a rash, or sneezing, such symptoms may well be caused by the classroom pet. (kars4kids.org)
Due to their small size, and the fact that their organ systems and immune defences are not fully developed, babies and small infants can become unwell very quickly. (novaholisticjournal.com)
Every time I eat gluten products I feel very unwell. (jillconyers.com)