Question

If a person is having a great deal of chronic difficulty sleeping, one possible cause could be a disorder involving the what gland

Answer 1

The Pineal gland

Step-by-step explanation:

the Pineal gland is the gland that produces melatonin. If you don't have the right amount of melatonin, it can cause you to not sleep well. This can be fixed by taking melatonin supplements.