Dementia is a form of Alzheimers and it is a big issue today, especially because of heavy metals in the air that you breathe, the water that you drink and the foods that you are eating.
Meanwhile, do what you can to clean up your inside environment. Most insides of homes are 2 to 3 times more toxic than the outside so it’s important to clean up the air quality in your home.
I would also suggest detoxification to remove heavy metals from the body but at his age, he probably can’t handle it so the both of you can eat foods that detoxifies your liver and kidneys. You can go to google.com and put in the words, foods that detoxifies your liver and foods that detoxifies your kidneys, but I would only eat these foods if they are located in the “Eat 4 Your Blood Type” book for your particular blood type.
Make sure he is tested for dementia because there could be something else going on with his brain. Even if he is diagnosed with dementia, get at least 3 different opinions because people are misdiagnosed with illnesses all the time, especially today.
Talk to a geriatrician (M.D.) A geriatrician is a medical doctor who is specially trained to meet the unique healthcare needs of older adults. Illnesses, diseases and medications may affect older people differently than younger adults and older patients often have multiple health problems and take multiple medications.
Find out what kind of care your husband needs now and will need in the future before making any decision to leave or stay. You should also learn as much as you can about what services for seniors exist in your community.
There is support out there for you and your husband so reach out to the Alzheimer's Association at http://www.ALZ.org or call 800-272-3900 for information and resources.
No one signs on to become a caregiver in a relationship but you need to ask yourself what would happen if the roles were switch. Would he run out on you? As couples age they will fall out of love with each other but they will still remain good enough friends to take care of each other.