Can’t Sleep? 20 Reasons and Their Solutions


1. Stress, Anxiety, or Depression

Feeling worried, overwhelmed, or sad is a top reason people can’t fall asleep. In fact, 54% of adults say stress or anxiety keeps them up at night. When your mind races, stress hormones kick in, making it hard to relax.
Solution: Calm your mind before bedtime. Spend 30 minutes doing deep breathing or gentle muscle relaxation exercises. Try journaling or talking out your worries. If anxiety or depression is ongoing, talk to a therapist who can help your mind unwind for better sleep.


2. Noisy, Bright, or Uncomfortable Bedroom

A loud, bright, or hot/cold room can make it tough to sleep. About 13% of people blame these things for poor rest.
Solution: Turn your bedroom into a quiet, cool, and dark place. Use earplugs, white noise machines, blackout curtains, or an eye mask. Set the room to about 65°F (18°C). Also, make sure your bed, pillows, and blankets are cozy and support your body well.


3. Disruptions from a Partner, Child, or Pet

Others in your bed or room—snoring, moving, or waking you up—can ruin your sleep. About 16% of people report this issue.
Solution: If a partner snores, try earplugs or suggest nasal strips. Set calming bedtime routines for kids, and let pets sleep in their own spot. If needed, consider sleeping separately sometimes. Talk through the issue together and find a fix—like a white noise machine—to help both of you sleep.


4. Caffeine, Energy Drinks, and Nicotine

Caffeine can stay in your system for hours and keep you alert. Even 400 mg taken 6 hours before bed can cut your sleep by an hour. Nicotine, found in cigarettes and vapes, is also a stimulant.
Solution: Avoid caffeine for 6–8 hours before bed. That includes coffee, tea, cola, and energy drinks. If you smoke, avoid it at night—and consider quitting. Choose decaf or herbal tea if you want something warm to drink before bed.


5. Alcohol or “Nightcaps”

A drink may make you sleepy at first, but alcohol messes with your sleep later. Nearly 90% of evening drinkers report poor sleep.
Solution: Don’t drink alcohol for at least 3–4 hours before bed. Try chamomile tea or warm milk instead. If you drink, keep it light and early in the evening. You’ll sleep deeper without alcohol in your system.


6. Late Dinners or Heartburn

Big or spicy meals late at night can cause indigestion or acid reflux, which is common and can wake you up.
Solution: Finish eating 2–3 hours before bedtime. Avoid heavy, greasy, or spicy foods. If you have reflux, sleep with your head raised slightly and avoid lying down right after meals. Talk to a doctor if you often get heartburn.


7. Inconsistent Sleep Schedule

Going to bed and waking up at different times confuses your body’s internal clock. This can make it hard to sleep when you want to.
Solution: Stick to a regular schedule—same bedtime and wake-up time every day. If you need to change your sleep times, shift them slowly by 15–30 minutes each day. A steady routine trains your body to sleep better.


8. Shift Work or Jet Lag

Working nights or changing time zones throws off your natural sleep rhythm. Shift workers often struggle with insomnia.
Solution: Stick to the same sleep schedule every day, even on days off. Use blackout curtains, eye masks, and earplugs. For jet lag, plan ahead by adjusting your sleep time before your trip. Use sunlight and melatonin wisely to help reset your body clock.


9. Lack of Physical Activity

Not moving much during the day can make it hard to feel tired at night. Exercise helps your body feel ready for rest.
Solution: Get at least 20–30 minutes of movement most days. Walk, stretch, or do any activity you enjoy. Avoid heavy workouts late at night—save those for earlier in the day. Gentle evening stretches are fine.


10. Too Much Napping or Sleeping In

Long naps or late wake-ups can throw off your sleep schedule and make it harder to fall asleep at night.
Solution: Limit naps to under 30 minutes and only before 3 p.m. Don’t sleep in, even after a rough night. Waking up at your usual time builds up natural sleepiness for the next night.


11. Too Much Screen Time at Night

Phones, TVs, and computers give off blue light that tells your brain it’s still daytime. This reduces melatonin and delays sleep.
Solution: Stop screen use at least an hour before bed (two hours is even better). Instead, read a book, stretch, or listen to music. If you must use a device, turn on a blue-light filter—but it’s best to unplug completely before bed.


12. Ongoing Pain or Discomfort

Chronic pain from conditions like arthritis or back pain makes it tough to fall and stay asleep.
Solution: Use heat pads or take a warm bath to ease sore areas. Gentle stretching may also help. Make sure your mattress and pillows support you well. If pain is strong, talk to your doctor about nighttime treatments or medication timing.


13. Chronic Health Conditions

Problems like asthma, diabetes, heart issues, or allergies can disturb sleep with symptoms like coughing or frequent urination.
Solution: Work with your doctor to manage the root issue. Time your meds right and reduce nighttime flare-ups. For example, take allergy meds earlier in the evening, and control blood sugar to avoid nighttime bathroom trips.


14. Side Effects from Medication

Some meds (like for asthma, blood pressure, or depression) can keep you awake or cause side effects that disturb sleep.
Solution: Review all your medications with your doctor. Ask if they can be taken earlier or changed. Don’t stop a med on your own—always check with a professional. Good sleep habits become extra important when meds affect your rest.


15. Hormonal Changes (Menopause, PMS, Pregnancy)

Hormonal ups and downs can bring hot flashes, night sweats, discomfort, or restlessness, especially during menopause or pregnancy.
Solution: Keep your room cool, wear breathable sleepwear, and use pillows for comfort. Talk to your doctor about managing menopause symptoms or safe options during pregnancy. Relaxation, yoga, and a steady routine also help.


16. Age-Related Sleep Changes

As we age, sleep can become lighter and shorter. Older adults often wake earlier and more often at night.
Solution: Stay active and get daylight early in the day. Stick to a calming evening routine, avoid naps late in the day, and make sure your room is dark and quiet. Ask your doctor if low melatonin or health issues are part of the problem.


17. Sleep Apnea and Snoring

Sleep apnea causes your airway to close briefly during sleep, leading to snoring and repeated awakenings.
Solution: If you snore loudly and feel tired during the day, talk to a doctor. Losing weight, sleeping on your side, and avoiding alcohol can help. The most effective treatment is a CPAP machine, which keeps your airway open all night.


18. Restless Legs Syndrome (RLS)

RLS creates a strong urge to move your legs at night, often with odd tingling feelings.
Solution: Avoid caffeine and alcohol before bed. Stretch, massage your legs, or use a warm/cold pack. Regular exercise helps, but don’t overdo it late at night. If symptoms are bad, talk to your doctor—they may check your iron levels or suggest medication.


19. Waking Often to Use the Bathroom (Nocturia)

Frequent nighttime bathroom trips are common and often disrupt sleep.
Solution: Drink less in the evening, and cut down on caffeine and alcohol. Fully empty your bladder before bed. If the issue persists, see your doctor to check for medical causes like diabetes or bladder issues.


20. Nightmares or Night Terrors

Bad dreams or night terrors can startle you awake and make it hard to fall back asleep.
Solution: Reduce stress and avoid scary shows before bed. Try relaxing music or breathing exercises. If nightmares are frequent, consider therapy. For kids, use night-lights and comfort items, and maintain a consistent bedtime routine.