[header] How to use light therapy to sleep better [title] Talk to your physician about light therapy. [step] Many people experience sleep problems and it's important to contact your doctor if you are having trouble sleeping. Your doctor can rule out other possible causes of your insomnia. 
If your doctor isn't familiar with light therapy, ask for a referral to a sleep specialist. A medical professional can help you come up with a plan to treat your insomnia using light therapy.