If you're not a big fish eater, you may be missing out — or at least your brain might be missing out on a helpful nutrient found in fish oil.

The risk for various health problems increases with age. But there are steps people can take to help minimize these risks, and exercise seems to be one of those steps.

Mild cognitive impairment causes problems with memory, language and thinking. It can also put people at a greater risk for developing Alzheimer's.  For patients with mild cognitive impairment (MCI), exercising may offer some protection for the mind. 

There are many reasons to eat a healthy diet low in saturated fat and simple carbs. For individuals with a genetic risk for Alzheimer’s disease, a healthy diet may also help protect their brains.

Antioxidants - which are found in foods like soy products, coffee and fruits - have been shown to be healthy substances for the body. Researchers wanted to see if they could also lower risk of dementia and stroke.

An active lifestyle can keep you healthy. Staying active may also slow the loss of brain tissue that is linked to Alzheimer’s disease (AD). A recent study presented at conference found that the more calories elderly people burned doing physical activities, like yard work, the fewer brain cells they lost.

Keeping a healthy weight has many benefits. Recent research suggests that it may also help keep memory sharp as you age. A recent study looked at people’s weight and other health problems, like high blood pressure or high cholesterol.

Beta amyloid is linked to brain cell death in Alzheimer’s disease. And recent lab studies found that a common food chemical may enhance its harmful effects.