Alzheimer's is an irreversible, progressive brain disorder that slowly destroys memory and thinking skills, affecting one's ability to carry out their daily activities. It is the most common type of dementia, accounting for 60-80% of all cases. The cause of Alzheimer's is unknown and there is no cure, although there are treatments that can temporarily relieve symptoms.

Alzheimer's typically develops in individuals over the age of 65, although it can occur earlier in life. The risk of developing Alzheimer's increases with age. Other risk factors include having a relative with the disease, certain genetic changes, and lifestyle factors such as smoking and excessive alcohol use. Common symptoms include difficulty with memory, communication and language, thinking skills and problem solving, as well as personality and behavior changes.

Treatment options for Alzheimer's include medications that may help slow the progression of the disease, improve symptoms, and in some cases even improve daily functioning. These medications can also help manage behavioral problems associated with the disease. Other treatments include cognitive training, social and educational activities, counseling, and other forms of supportive care.

Alzheimer's can be devastating for individuals and their families. Caregiver burden has been associated with increased risk of death in both caregivers and individuals with Alzheimer's. It is important for caregivers to take time for themselves, seek out social support, and to remember that they are not alone in their journey.

Despite the lack of a cure, there is still much research being done to enhance quality of life for individuals affected by Alzheimer's. Various organizations exist to offer support and information, as well as to raise awareness about the disease and to fund research. With continued support and progress, it is possible that one day a cure for Alzheimer's may be found.