Poor Sleep Linked to Increased Cancer Risk in Under-50s, Studies Suggest

London. Poor or incomplete sleep may be a major factor in cancer occurring at a young age, two large studies have shown. In the last three decades, the incidence of cancer in people under 50 has increased by almost 80 percent.

In 1990, less than ninety-seven lakh people under the age of 50 worldwide had cancer, and by 2011, this number had increased to 32 lakh 60 thousand. Similarly, the death rate due to cancer in people in their 30s and 40s or younger has also increased by 27 percent.