Catnip is the most famous stimulant for cats. How does it work, why does it not affect all cats, and are there any catnip alternatives? We investigate.
New research in pigs examines how sugar intake affects the brain's reward circuits and finds that changes are noticeable after just 12 days.
People have discussed the potential health benefits of turmeric for thousands of years. A recent review assesses the evidence for its use against cancer.