Ophthalmology

Microscopic eye movements affect how we see contrast

It is often difficult for a driver to see a person walking on the side of the road at night—especially if the person is wearing dark colors. One of the factors causing this difficulty is a decrease in contrast, making it ...

Cardiology

Ischaemic stroke assessment

Non-contrast computed tomography (NCCT) is a low-cost medical imaging technology that is used widely in investigating damage to a patient's brain caused by ischaemic stroke. However, writing in the International Journal of ...

Neuroscience

Noradrenaline enhances vision through beta-adrenergic receptors

Noradrenaline is a neuromodulator secreted in the brain depending on behavioral context and physiological states of animal, influencing a wide range of physiological functions by modulating brain activity. It may be best ...