Diseases

Cancer, breast

See Breast cancer

Cancer, colon

See Colon cancer

Cancer, lung

See Lung cancer

Cancer, prostate

See Prostate cancer

Chronic acid reflux

See Gastroesophageal reflux disease (GERD)

Chronic kidney failure

See Chronic kidney disease

Chronic obstructive pulmonary disease

See COPD

Chronic renal failure

See Chronic kidney disease

Chronic rhinosinusitis

See Chronic sinusitis

CKD

See Chronic kidney disease

Clinical depression

See Depression (major depressive disorder)

Cold, common

See Common cold

Colorectal cancer

See Colon cancer

Congestive heart failure

See Heart failure

COVID-19

See Coronavirus disease 2019 (COVID-19)

Curvature of the spine

See Scoliosis