Mediterranean diet may lower Parkinson’s disease risk
People who closely followed a Mediterranean diet were less likely to develop early symptoms of Parkinson’s disease, compared to those who ate less-healthy diets.
In major meta-analysis of clinical trials, omega-3 fish oil supplements linked with lower cardiovascular disease risk
For immediate release: Monday, September 30, 2019 Boston, MA – People who received omega-3 fish oil supplements in randomized clinical trials had lower risks of heart attack and other cardiovascular disease (CVD) events compared with those who were given placebo,…

Overfishing, climate change linked with rising mercury levels in fish
Even as mercury levels in the oceans have fallen, levels in some fish—such as tuna, salmon, and swordfish—have increased due to overfishing and climate change, according to a new study. Researchers from the Harvard John A. Paulson School…
Common gene variants may increase methylmercury risk in children
About 30% of children carry a gene variant that may make them more susceptible to prenatal exposure to methylmercury, according to a new study led by Harvard T.H. Chan School of Public Health. Senior author of the study…
Mediterranean diet linked with improved cognition in people with diabetes
Following a Mediterranean diet rich in fruits, vegetables, legumes, whole grains, fish, and healthy fats may boost brain function in people with diabetes, according to a new study. Analyzing two years’ worth of data from 913 participants in…
Less mercury in the environment since tougher emissions rules enacted
Mercury has declined significantly in the air, water, and soil, and in U.S. freshwater and Atlantic Ocean fisheries. Weakening emissions rules could impede progress.
Predicting the nutritional value of fish
Fish that are genetically related have similar nutritional content, according to a new study co-led by Harvard T.H. Chan School of Public Health. Food security expert Bapu Vaitla, a visiting scientist at Harvard Chan School, and colleagues studied…
Vitamin D, fish oils don’t lower cancer and heart disease risk for most people
Taking daily vitamin D and fish oil supplements does not lower cancer rates or reduce the rates of major cardiovascular events in healthy adults.
Lobster’s healthfulness depends on how it’s served
When it’s not doused in butter or mayonnaise, lobster can be a healthy option.