2. Fluorescent lights
Costco has a plethora of light bulbs to choose from, from LEDs to ceiling fixtures and more. But it’s the fluorescent fixtures on their ceilings that you should be aware of.
As Livestrong.com explains, overexposure to fluorescent lighting is bad for your ocular health. Heavy exposure to fluorescent bulbs causes eye strain and fatigue, which can lead to headaches. In the most severe cases, overexposure to fluorescent lighting has reportedly been linked to UV-ray related eye diseases.
Next: Bulk products equal more weight.