During red light therapy, a continuous beam of low-energy red light with a wavelength between 630 to 700 nanometers is used to regenerate cells and trigger blood flow.

Low-level laser therapies, which include red light therapy, are approved for aesthetic use by the Food and Drug Administration (FDA). They are sometimes used to treat skin conditions such as eczema and psoriasis. But red-light therapy is also being studied as an...

Headaches and seizures are common brain tumor symptoms. But they can also be caused by other medical conditions.

So, how can you tell when a symptom is due to a brain tumor? And when should you see a doctor?

For more insight, we spoke with neuro-oncologist Shiao-Pei Weathers, M.D., and four survivors, who shared their first brain tumor symptoms and what led them to see a doctor.

Shelby Espinosa had had headaches...