Faster knee for better walking

Osaka, Japan – “Speed or strength, which is more important?” may be a critical question for not only athletes but also knee surgery patients. Osaka Metropolitan University scientists have revealed that knee extension velocity while…

Good and bad feelings for brain stem serotonin

An illustration of the facial expression changes in mice following stimulation and inhibition of the median raphe nucleus (Yu Ohmura). Scientists in Japan have identified a nerve pathway involved in the processing of rewarding and…