An active lifestyle from 40 to 60 can help you outrun Alzheimer's

Adults who regularly engage in physically active pursuits between the ages of 40 and 60 have less of a risk of developing Alzheimer's disease later in life, according to research presented at the recent meeting of the American Academy of Neurology. Previous research also linked Alzheimer's to an inactive lifestyle, as well as to lower income and education levels.

Protein turns food to energy
A recently discovered protein turned food into energy rather than fat in genetically altered mice, according to British researchers, whose study will appear in this week's Nature. This discovery may lead to a drug for humans that will prevent obesity and lower cholesterol.

Hail the mighty tomato!
Tomatoes contain an antioxidant called lycopene, which may lower the risk of prostate, breast, and colon cancer. Now new research from Scotland indicates that tomatoes may also fight heart disease. A substance in tomatoes called P3 may slow down the process of atherosclerosis, or hardening of the arteries.

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