When we press our temples to soothe an aching head or rub an elbow after an unexpected blow, it often brings some relief. It is believed that pain-responsive cells in the brain quiet down when these ...

Scientists have integrated human brain organoids into the brains of rats with injuries to their visual cortices and gotten the cells to respond to stimulation, according to a new study from ...

The startle response is a sudden, reflex-like response to an unexpected stimulus, such as a loud noise or bright light. It is an unlearned and largely unconscious defense mechanism shared by animals ...

Objective Low energy availability (LEA) impairs musculoskeletal health, with emerging evidence of impaired neuromusculoskeletal adaptations to training. We aimed to synthesise the existing evidence ...

Children and adolescents affected by juvenile fibromyalgia show greater sensitivity to non-painful sensory stimuli, such as ...

Reflexes are automatic and involuntary actions the body produces in response to certain stimuli. While some reflexes can involve muscles and movement, others involve internal processes within the body ...

Our actions are triggered by various internal and external signals (stimuli). These signals may occur from verbal or physical interactions, ongoing or scheduled tasks, urgent requests, reminders, ...

Sleep is generally defined as a period during which the body and mind are at rest—as if disconnected from the world. However, a new study led by Delphine Oudiette, Isabelle Arnulf, and Lionel Naccache ...

Scientists are decoding how cells communicate and collectively respond to chemical stimuli in the extracellular environment, knowledge that's critical to understanding physiological processes and ...