In one small study on Penguin caps, for example, over 90 percent of patients kept over half their hair throughout chemo treatment. A third study of 91 people with breast cancer found that 81 ...

Additionally, the hats had formaldehyde levels of 597 mg/kg ... The International Agency for Research on Cancer classifies ...

Providing soft, warm hats for children who have lost their hair while battling cancer is the goal of a yearly program in the ...