Lightboxes helping strongly suggest you have serotonin or vitamin D issues. You can try an adjustment in diet or can look into some of the supplements mentioned

Lightboxes helping strongly suggest you have serotonin or vitamin D issues. You can try an adjustment in diet or can look into some of the supplements mentioned above to help with those issues. It's great if it's working out for you, but you should consider blood work (or genetic testing) to see if you have any vitamin, mineral, etc deficiencies.