Although a growing number of studies have used pupil size to indicate the level of arousal, research that directly examines the relationship between pupil size and HR or GSR is limited. The goal of ...

It occurs due to conditions such as tumors, upper spine disease, stroke, disease in the neck or chest, and MS, which can affect sympathetic stimulation of the nerves that control the pupils. What ...

Voluntary muscles are skeletal muscles that contract and relax under conscious control. These muscles attach to bones and regulate movement of the body. Involuntary muscles, on the other hand, are not ...

How do Kegels help? They strengthen the muscles that help control the urethra. When these muscles are weak, you can't control the flow as well. When will I see results? It takes time to build your ...

Have you ever worked out and watched your muscles grow before your eyes? While this is a fun, satisfying sight to behold, it's unfortunately temporary. Known as a muscle pump, this type of instant ...

Summary: Humans have vestigial ear muscles that once helped our ancestors focus on sounds. New research shows these muscles still activate when we strain to hear in noisy environments. Scientists used ...

To help you plan your meals and work toward growing your muscles, we discuss how food helps build muscles and which foods specifically can optimize your workouts. Of course, before making any ...

Thenar muscles control thumb movement and precision. These small but powerful muscles provide stability and fine motor control, making everyday tasks easier. Strengthening these muscle groups ...

These schools were given additional initial funding, as well as recurrent, per-pupil funding. They had freedom from local council control and from the national curriculum, and more flexibility in ...

For every 1% increase in fatty muscle fraction, there was a 2% increase in the risk of CMD and a 7% increased risk of future serious heart disease, regardless of other known risk factors and body ...