We all dream every night
Our brains are active throughout the night. But after we wake up, we often don't remember much about our dreams.

We dream most vividly during Rapid Eye Movement (REM) sleep
Some of our sleep has vivid, structured thoughts - or dreams. These occur during a stage of sleep

What are nightmares?
Nightmares are vivid scary dreams. They tend to wake you up. They may often also stop you going back to sleep due to fear. Many children have them, but they tend to stop between ages 9 to 11. If they keep going past this age and are not due to stress or trauma, then the

What is PLMS?
Periodic Limb Movements of Sleep (PLMS) is when your legs or arms move when you're asleep. It happens every 10 to 60 seconds and is out of your control. There are various ways this can happen such as flexing of the toe or foot, bending of the ankle or knee or twitching of the hip

What is RBD?
RBD happens when you sleep. It can lead to talking and shouting. It can make you move vigorously. You might have vivid, striking dreams as well. When this happens, people with RBD are seen to suddenly move or call out. They can look like they are acting out their dreams. The episode

What is RLS?
RLS is a problem where you feel significant discomfort in your limbs. People use a variety of words to talk about how it feels e.g. pulling, drawing, crawling, wormy, boring, tingling, itchy, pins and needles, prickly and painful. It tends to affect the legs much more than the arms

What are sleep terrors?
Sleep terror disorder means very strong feelings of terror and panic during sleep. You have them while you are in deep sleep. They are also sometimes called ‘night terrors’. They tend to happen fairly soon after going to sleep. Two thirds of the time, they are in the first

What is sleepwalking?
Sleep walkers tend to move about in their deep sleep. They may get out of their bed and sometimes even leave the house. Sleep walking usually occurs for just a few minutes at a time and may occur up to 3 or 4 nights per week. However some people sleep walk for longer periods

What is bruxism?

Bruxism is the habit of clenching, gnashing or grinding your teeth. Your teeth are not meant to be clenched and in contact all the time. They should only briefly touch each other when you swallow or chew. If they are in contact too often or too forcefully, it can wear down the