Somewhere along the way, being tired became something to be proud of. People boast about how little they sleep, as if rest were a weakness and exhaustion a sign of hard work. It is one of the least healthy habits we have talked ourselves into.
Sleep is not time your body switches off and wastes. It is when your body repairs itself, your brain sorts through the day, and countless quiet housekeeping jobs get done. Skimp on it night after night and the effects show up not just as tiredness, but in your heart, your weight, your blood sugar and your mood.
What poor sleep does to the body
The effects of ongoing poor sleep are real and measurable. It raises blood pressure and puts extra strain on the heart over time. It disturbs the hormones that control hunger and the way the body handles sugar, which makes weight gain and type 2 diabetes more likely.
It also weakens the immune system, so you catch more and recover slower, and it has a strong effect on the mind. Poor sleep and low mood, anxiety and poor concentration feed each other. Being tired at the wheel is dangerous too, since drowsy driving causes accidents just as surely as drink does.
How much sleep you actually need
The amount varies a little from person to person, but the general guidance is well established.
Just as important as the number of hours is the rhythm. Going to bed and waking at roughly the same times every day, including weekends, helps your body clock settle so that falling asleep and waking up both become easier.
Simple ways to sleep better
Most sleep problems improve with better habits long before any medicine is needed. These changes are often called sleep hygiene, and they genuinely work when you stick with them.
Keep a regular schedule. Go to bed and get up at similar times daily. This is the single most powerful habit.
Wind down before bed. Give yourself half an hour of calm, away from screens. The bright light from phones and televisions makes it harder for the brain to prepare for sleep.
Watch what you take in. Avoid coffee and other caffeine in the afternoon and evening. Alcohol may help you drop off but it worsens the quality of your sleep. Try not to eat a heavy meal late at night.
Make the room right for sleep. Cool, dark and quiet is ideal, which matters in our warm climate, so use a fan or air conditioning if you can. Keep the bed for sleep, not for work or scrolling.
Get daylight and movement. Natural light during the day and regular exercise both help you sleep more deeply, though it is best not to exercise hard right before bed.
When sleep trouble needs a doctor
Sometimes poor sleep is a symptom of something that needs treating. It is worth seeing a doctor if you regularly lie awake for weeks despite good habits, if you wake unrefreshed no matter how long you sleep, or if worry, pain or low mood are keeping you up.
One condition worth knowing about is sleep apnoea, where the airway repeatedly closes during sleep so that breathing stops and starts. Signs include very loud snoring, gasping or choking in your sleep that a partner notices, and heavy daytime sleepiness. It is treatable, and treating it protects the heart, so it should not be ignored.
What to do next
If your sleep has been poor, start with the basics for a couple of weeks. Fix your bedtimes, cut the late caffeine, and put the screens away before bed. For many people, that alone turns things around.
If it does not, do not just push through on empty. Book a consultation, because ongoing poor sleep often has a cause worth finding, and treating it can change how you feel every single day.
Struggling to sleep, or told you snore badly? Get checked at Newtown.
A consultation and chronic disease management are available at 55 Woodford Street, Port of Spain. If poor sleep is linked to stress, pain, low mood, or a condition such as high blood pressure or diabetes, our doctors can help you get to the cause rather than just the symptom. If you have been told you stop breathing or choke in your sleep, that is worth assessing. Our Accident and Emergency department is open 24 hours for any urgent problem.
This article is for general education only and is not a substitute for personal medical advice, diagnosis or treatment. Always consult a qualified healthcare provider about your own health. If you believe you have a medical emergency, call or visit our 24-hour Accident and Emergency department immediately.