<Li> Chronic mucus hypersecretion (CMH) "defined as coughing and bringing up sputum...is a common respiratory symptom in elderly persons ." </Li> <Li> Dental problems . May have less saliva and less ability for oral hygiene in old age which increases the chance of tooth decay and infection . </Li> <Li> Digestive system . About 40% of the time, old age is marked by digestive disorders such as difficulty in swallowing, inability to eat enough and to absorb nutrition, constipation and bleeding . </Li> <Li> Essential Tremor (ET) is an uncontrollable shaking in a part of the upper body . It is more common in the elderly and symptoms worsen with age . </Li>

When is a person considered a senior citizen