An older persons immune system and circulation is not as good as a younger persons.
You could have a urine infection. I would go and see your doctor about it as you may need antibiotics
A person Aged 90 to 99 years called a Nonagenarian.
A person aged 100 years is commonly referred to as a centenarian.
centenarian
You must be 5'2 higher.
A person aged between 50 and 60 years is often referred to as "middle-aged."
Such a person is a centenarian.
"Old" is subjective and can vary from person to person. However, in the context of life expectancy, 60 years old can be considered middle-aged.
old.
centurian
It varies on the type of person.
A centenarian