Seniority based layoffs.. who goes first

Generally, if the union agrees to that, then it is legal.

Do I have a discrimination case?

I suggest you set up a consultation with an experienced employment attorney in your area. you may have a claim, but it is very fact specific.

We just got laid off, do we have any recourse other than the severance package the company offered?

When you received your severance, you likely signed a waiver to bring a lawsuit for most claims. However, it may be wise to meet with an attorney...

I have bi polar p.t.s.d and .a.d.h.d problemand and my job knows it I leave work hours at a time because of these issue

You need to speak with your doctor and HR to see what accommodations are available to you.

As indicated above, you need to be able to show that this action was taken due to your membership in a protected class. As such, more information...

What constitutes discrimination and or gender bias?

Just comparing you to another worker, who happens to be of the opposite sex, is likely not going to be enough to establish discrimination. If they...

As indicated above, first if you have a union, you should speak to them. you also may qualify for FMLA and/or a reasonable accommodation for a...

I hear voices and they tell me to lead work early with put clocking out can I get fired

You previously posted this. I would check in with your doctor first and foremost.

I hear voices and they tell me to lead work early with put clocking out can I get fired

While more information is needed, there is a limit to what accommodations an employer has to offer. I would check with your doctor and advise them...

Working without taking lunch then brought it up to my boss then two weeks later fired?

You should speak with an employment attorney or contact the Depart of Labor. You may have a claim for unpaid hours and retaliation.