David Kattenburg

Known to students as "Dr. Dave," David Kattenburg has a PhD in Health Sciences from McMaster University, and teaches microbiology, anatomy and physiology. He's created global environment, development, social justice and science stories for CBC Radio, DW Radio and others. David is also the publisher and editor of greenplanetmonitor.net.

Latest from David Kattenburg

Neuroscientists explore differences in male, female brains

Men are from Mars and women are from Venus, a bestselling book claims. Science does confirm, though, that male and female brains are wired differently — but what that means is the focus of a great deal of research.

Researchers hope brain's plasticity can be used to treat disorders

Exactly what triggers dystonia — an involuntary muscle contraction of the hand, fingers, neck or mouth, which is sometimes very painful — is unclear. But some researchers think the underlying problem that causes it may also be the key to treating it, and other brain-linked disorders like Parkinson's.

Bowel bacteria may impact mood for Crohn's sufferers

The trillions of bacteria inhabiting your gut eat what you eat, and turn meals into molecules that affect your brain. That can be a healthy relationship, or a serious health problem in the case of Crohn's and other forms of inflammatory bowel disease, which affect one out of 150 Canadians.

Music can help dementia, stroke patients remember

New research is showing that patients with dementia are not only able to remember music, but that it might also help them hold on to their memories.

Researchers pinpoint circuits that drive PTSD flashbacks

Researchers at a large veterans' hospital in Minnesota say they've pinpointed the neural circuits that drive PTSD flashbacks and panic attacks. And solving the PTSD riddle may help treat those suffering from neuroticism, psychosis and obsessive-compulsive disorder as well.

Insomnia's effects on brain explored

Most of us feel a good night's sleep helps us function better during the day. But researchers are only now beginning to connect the dots between brain plasticity and the healing powers of sleep — and what happens to insomniacs when that sleep is disrupted.