‘According to the theory, the light energy is turned into heat energy, increasing cell energy and blood flow to the cells that are responsible for hair growth. ‘Infrared light creates thermal energy, which increases the energy and efficiency of cells, meaning improved cell repair, increased blood flow and reduced inflammation. ‘I’m not convinced that this is because the infrared light reduces the contaminants in the back of the nasal passage, as the maker claims. Expert verdict: Dr Morrison says: ‘Independent studies suggest infrared treatment is effective for cold sores [caused by the herpes simplex virus]. Expert verdict: ‘There is quite a lot of evidence that light boxes can help treat seasonal low mood,’ says Dr Morrison.

Source: The Nation February 15, 2021 23:37 UTC