You do a few things you know you shouldn’t -- we all do. But some of those bad habits can take a toll on your brain. For example, lack of sleep may be a cause of dementia, including Alzheimer’s disease. It's best to have regular sleeping hours. If you have trouble with sleep, avoid alcohol, caffeine, and electronics in the evening, and start a soothing bedtime ritual.
You Have Too Much Alone Time
Humans are wired for social contact. It’s not about how many Facebook friends you have -- what matters is a real sense of connection. People who have that with even just a few close friends are happier and more productive. They’re also less likely to suffer from brain decline and Alzheimer’s. If you feel alone, call some friends or start something new -- salsa dancing, tennis, bridge -- that involves other people.
You Eat Too Much Junk Food
Parts of the brain linked to learning, memory, and mental health are smaller in people who have lots of hamburgers, fries, potato chi…