"Insomnia can decrease a person's quality of life both directly ... sleep disruptions are a natural part of aging, but they are a real problem that must be addressed," Lee explained.

She classifies the condition into two categories: initial insomnia, where a person cannot fall asleep ... paracetamol or beta pin — but the real issue, like a brain tumour, is what’s causing ...

About 10% of Americans say they have chronic insomnia, and millions of others ... depending on the person's sleep problem. Watch the full interview to hear more. SciLine is a free service based ...