Population Health: Birmingham Alabama Vs. San Jose CaliforniaAuthor: Affiliation Course Code: Course title Instructor Date1 ASTHMAAir pollution is linked to Asthma potential in children and adults .Particulate matter worsen asthma symptoms and increase the frequency and magnitude of attacks (McConnel et at.,2010).Pollutants – industrial, vehicle pollution, tobacco smoke -worsening of asthmatic symptoms. Asthma has higher mortality at 55yrs an above, poor treatment , unemployment, lack of proper health coverage, poor physical activity.While research on nutrition and asthma is inconclusive, nutritional foods works to that improve overall health are important (Patel et al.,2006)2 COPDCOPD is a group of lung diseases causing irreversible lung damage.Most common chronic bronchitis and emphysema. Linked to poor air conditions and exposure to tobacco In addition, smoking can likewise trigger OCPD flare-ups and exacerbations (Nakamura, & Aoshiba, 2016). Overconsumption of alcohol weakens the lungs worsening COPD. Physical exercise that improves blood circulation, and proper health. 3 OBESITYCauses - genetic predisposition, poor nutrition and a lack of exercise Linked to comorbidities such as diabetes, high cholesterol, atherosclerosis, high blood pressure, COPD (Whelan, 2018) Diabetes and high blood pressure have been linked to increased morbidity rates for the novel COVID-19 (Huang, & Pranata, 2020). Obesity is linked prevalence of