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There are many things that can shorten our
. In particular, many kinds of food are
for us. A new study suggests eating protein could make us age
. This is the opposite to what we have been told for
. Scientists usually tell us that eating meat and dairy products helps us to live longer. The new
is from the University of Wisconsin-Madison in the USA. Researchers found that a high-protein
without exercise leads to an increase in body
in only four months. Professor Dudley Lamming said: "People who are eating more protein tend to have higher
of developing cancer, diabetes, cardiovascular
, and even potentially a shorter
."