The impacts on circadian rhythm and melatonin production in visually impaired people

Light is captured through photoreceptors in the eyes which transmit this to the suprachiasmatic nucleus (SCN), or internal body clock, via a dedicated neural pathway. Each day the light-dark cycle resets the internal clock, which in turn synchronizes physiological and behavioural patterns known as our circadian rhythms. People who are visual impaired with no perception…

To view this content please login below or Sign up

Building fatigue resilient workplaces

Imagine being able to do everything in your working and personal life without thinking: “I don’t have the energy to do this”? The good news is that you can take……

Sleep medication

Sleeping medication may be helpful to overcome short term needs or significant life events, such as grief or high stress events. Sleeping medication can be used to improve sleep quantity……

How does alcohol affect sleep

Alcohol is a depressant that slows the nervous system down. It impacts on the quality of the naturally occurring sleep cycles, and can increase sleep disturbance. Some people will say,……

How much sleep do you need?

The amount of sleep that people require varies between individuals depending on many factors. Age is a major determinant of the quantity of sleep. The table below provides a general……

Is shift work detrimental to health?

There is a body of evidence that supports the statement that shift work can detrimentally impact on health, as well as, other factors that impact on human wellbeing and safety……

Dreaming

There are many theories about dreams including how they occur and what they may mean, if anything. Dreams may not serve any purpose at all and may be merely a……

Who is responsible for your fatigue?

Fatigue affects everyone, at some time or another!…making US ALL responsible! When someone is fatigued, who is the first person to experience the effects? That’s right…you are! You will experience……

Iron levels and fatigue

Iron is a mineral. It is necessary to make haemoglobin (an oxygen carrying molecule) in the blood. If iron is not eaten in adequate amounts in the diet; anaemia, tiredness……

Sleep Disorders

It is estimated that 6% of the population suffer from sleep disorders. Sleep disorders may make some health conditions worse such as, heartburn, depression, asthma and heart disease. Sleep disorders……

How sleep works

Good sleep helps us wake up feeling refreshed and alert for our daily activities. Sleep affects how we look, feel and perform on a daily basis. If sleep is cut……