If you’re recovering from cancer treatment, you may have noticed sleep disturbances and ongoing fatigue. Whether due to lingering treatment side effects, anxiety about your diagnosis, or changes in your daily routine, sleep issues are incredibly common. But, sleep is a core component of your overall wellness, and can play a major role in your recovery and ability to feel better.
Let’s talk about some realistic approaches for improving your sleep quality.
Why sleep matters so much after cancer treatment
Numerous studies have examined the relationship between sleep, immunity, and cancer. There is sobering data that sleep disturbances can increase inflammation, which in turn promotes tumor growth. This information isn’t meant to be alarmist; instead, it highlights how sleep quality can play an integral role in treatment and recovery.
Sleep challenges during treatment
The issue is cyclical, because treatment can cause sleep problems as a side effect, yet sleep is key to healing. For example, patients undergoing cancer treatment often report trouble falling asleep, night sweats or hot flashes (particularly as a result of hormone therapy), pain or discomfort, and anxiety that inhibits sleep. Luckily, there are several gentle and non-medical approaches you can put into practice quickly to support good sleep health.
1) Focus on a consistent sleep routine
A consistent sleep schedule can improve both the duration and the quality of your sleep. Go to bed and wake up at the same time each day, even on the weekends. Create a calming pre-sleep ritual such as reading, stretching, or a warm shower. Additionally, keep your bedroom cool, dark, and quiet.
2) Use light to reset your internal clock
Your circadian rhythm may have been disrupted during treatment. To improve sleep quality: get morning sunlight within an hour of waking up, dim the lights in the evening, and avoid bright screens 1–2 hours before bed.
3) Calm your nervous system before bedtime
Cancer recovery can keep your body in a subtle, low-grade state of anxiety. Consider gentle breathwork (e.g. slow, deep breathing), meditation, or yoga before bed. Avoid doomscrolling, which can exacerbate anxiety and sleep problems.
4) Plan naps strategically
Fatigue is real, and naps can be important to your overall well-being, but time and duration of naps matter. Keep naps under 30 minutes (e.g. make it a “power nap”) and try to avoid napping if it’s after 2pm.
5) Support sleep health through nutrition choices
What and when you eat can influence your sleep. Avoid heavy meals 2–3 hours before bedtime, limit caffeine after noon, and consider calming evening options such as herbal teas. Limit or avoid alcohol intake, which can also affect your sleep.
Communicate with your care team
If you’re experiencing night sweats, pain, mood changes, or any other symptoms that disrupt your sleep, discuss them with your provider. Their goal is for you to feel comfortable and rested.
Integrative therapies can make a big difference in sleep quality
Mind-body techniques can boost sleep performance:
- Acupuncture may help with insomnia, hot flashes, and pain
- Cognitive Behavioral Therapy for Insomnia (CBT-I) is a guided approach led by a licensed therapist; this practice can help to manage chronic sleep issues
- Mindfulness-based stress reduction (MBSR) can help reduce anxiety and improve sleep quality
Ask your oncology team for referrals to qualified practitioners.
Don’t suffer in silence: Ask for help
If your sleep problems persist for more than a few weeks, or if you’re experiencing severe insomnia, possible sleep apnea, or significant anxiety or depression, connect with your care team so they can refer you to a sleep specialist, integrative, or behavioral therapist.
Recovery from cancer treatment isn’t just about scans and lab results; it’s about how you feel in your body every day. Improving your sleep is one of the most powerful, accessible ways to support healing.
Learn more about integrative oncology practices from our webinar with City of Hope’s Dr. Krisstina Gowin.
