Health

Q&A: Caffeine's effects on blood sugar and blood pressure

DEAR MAYO CLINIC: I love to drink coffee. I often have multiple cups a day. Recently, I was diagnosed with diabetes and high blood pressure. My doctor advised that I may want to cut back on my beverage of choice, as it is ...

Neuroscience

New insights into how the mind influences the body

Neuroscientists at the University of Pittsburgh have identified the neural networks that connect the cerebral cortex to the adrenal medulla, which is responsible for the body's rapid response in stressful situations. These ...

Oncology & Cancer

Plant extract fights brain tumour

Silibinin has an outstanding safety profile in humans and is currently used for the treatment of liver disease and poisoning. Scientists at the Max Planck Institute of Psychiatry in Munich discovered in collaboration with ...

Medical research

Solving a biological puzzle: How stress causes gray hair

When Marie Antoinette was captured during the French Revolution, her hair reportedly turned white overnight. In more recent history, John McCain experienced severe injuries as a prisoner of war during the Vietnam War—and ...

Medical research

Study reveals biology of leptin, the hunger hormone

In a new study, Yale researchers offer insight into leptin, a hormone that plays a key role in appetite, overeating, and obesity. Their findings advance knowledge about leptin and weight gain, and also suggest a potential ...

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