Hearing Loss
Presbycusis, also known as age-related hearing loss, is a common condition that affects approximately one in three individuals over the age of 65. This type of hearing loss primarily impacts a person’s ability to hear high-pitched sounds, while their ability to hear low-pitched sounds remains relatively unaffected. As a result, speech from others may appear slurred or mumbled to individuals with presbycusis. There are various causes for this condition, including changes in the inner and middle ear, genetic factors, diabetes, heart disease, and alterations along the nerve pathways to the brain. Fortunately, there are assistive devices available, such as hearing aids and telephone amplifiers, which can greatly enhance the quality of life for those with presbycusis.
Osteoarthritis: A Degenerative Joint Disease
Osteoarthritis, also known as degenerative joint disease, is the most common type of arthritis and is typically associated with aging. This condition progresses gradually over months or even years, primarily affecting various joints such as the fingers, thumbs, spine, knees, hips, and big toes. The deterioration of tendons and ligaments occurs as a result of inflammation or injury to a joint. Consequently, the cartilage within the joint begins to break down, leading to swelling, pain, and eventually joint deformity.
Osteoarthritis is most commonly observed in individuals over the age of 55, and its effects can often be identified through x-ray imaging. Several factors contribute to the development of this condition, including obesity, diabetes, decreased estrogen levels, and genetic predisposition.