Q: My home is about 20 years old. My problem is with the lights in the kitchen. Sometimes they work and sometimes they don’t. When I turn on the switch, the light flickers or just partially lights. I ...

A fluorescent light headache is a type of headache triggered by fluorescent lights. This may also be a symptom of photophobia, a condition that describes sensitivity to light. Fluorescent lights are ...

Lysosomes are the garbage disposals of animal cells. As the resources are limited in cells, organic materials are broken down and recycled a lot -- and that's what lysosomes do. Detecting problems ...