<s>[INST] I've heard that being overweight can cause asthma. Is that true? [/INST] There have been some studies that have shown a link between obesity and asthma, but there is not enough proof to say that being overweight definitely causes asthma. Source: AIM. Link: https://getasthmahelp.org/adult-faq.aspx. Field: Lung Disease. Disease: Asthma </s>