How do you type a minus sign if your keyboard does not have one? A couple ways: - use the hyphen key (above P and to the right on a QWERTY board) - open the character map and copy and paste-use your system's method for entering Unic â¦ ode and enter 002D.or Windows operating systems, ensure the number lock is on, hold down the Alt key and using the numeric keypad type in 0178. The symbol 2 will appear in your document at the cursor position. Alternatively, use the 'Insert' menu heading and find symbols.
At present there are no preventative measures known; treatment is by hearing aid or surgical implant. Presbycusis is the most common cause of hearing loss, afflicting one out of three persons by age 65, and one out of two by age 75. Presbycusis is the second most common illness next to arthritis in aged people.
Women over the age of 40 should undergo annual screening mammography. There is no data showing at what age annual screening should stop. If a womanâs life expectancy is greater than five years, she still benefits from screening. The life expectancy of an 80-year-old woman is eight years, so she should still be screened.