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Leo Bear-McGuinness

Science Writer & Editor

 at Technology Networks

Leo is a science writer with a focus on environmental and food research. He holds a bachelor's degree in biology from Newcastle University and a master's degree in science communication from the University of Edinburgh.

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Published Content
Total: 85
A bowl of fruit and veg between someone's hands.

Yes, Plant-Based Diets Really Are Better for Your Health, Review Finds

After reassessing 48 previously published papers on the health effects of plant-based diets, researchers from the University of Bologna concluded that such lifestyles reduce the risk of cardiovascular diseases and certain cancers.
A person sprinkling salt.

Regularly Salting Your Food Could Increase Your Risk of Stomach Cancer

In a new study, participants who said they regularly salted their food were 41% more likely to develop stomach cancer than those who left their saltshakers untouched.
A wooden spoon filled with olives and olive oil.

A Daily Drizzle of Olive Oil May Lower Your Dementia Risk

Harvard researchers found that participants who regularly consumed olive oil were less likely to die from dementia than their animal-fat-frying counterparts.
A bowl of falafel salad.

Plant-Based Diet Can Reduce Severity of Colorectal and Prostate Cancer

Two separate papers both concluded that plant-based diets may minimize cancer progression.
Heavy Metal Analysis In Food infographic snippet

Heavy Metals Analysis in Food

Download this infographic to explore the health detriments caused by the "big four" heavy metals, which foods are prone to contamination and how to test for heavy metals.
Bowl of red cranberries.

Cranberry Extracts Boost the Gut Microbiome

Researchers show that cranberry extracts can boost the number of Bifidobacterium bacteria in a person’s gut.
Person jogging with the sun behind them.

Healthy Lifestyle Can Overcome Poor Genes by 60%

The first-of-its-kind study assessed the health data of 353,742 people from the UK Biobank to determine how their lifestyle habits and genes affected their health.
A cannabis farm and a picture of Dr. Schlag

Overcoming Drug Propaganda to Lead Europe’s Largest Medical Cannabis Trial: A Q&A With Dr. Anne Katrin Schlag

Dr. Schlag, acting CEO of Drug Science, discusses how the research group's work rises above traditional drug messaging.
A wine glass being filled by a bottle.

Red Wine and Your Health: The Good and the Bad

Is there any truth to the common belief that red wine is the "good" alcohol?
A jar of mayonnaise

Food Emulsifiers Linked to Increased Type 2 Diabetes Risk

While the link was observational – not biochemically proven – the researchers say their findings add to the debate around ultra-processed food regulations.