How do you reject someone's invitation without hurting their feelings?

Why would one lymph node in the neck be swollen and not the other? what causes them to swell?

Aperson who is overweight over his or her ideal weight.

If your job requires you to use a respirator, your employer is required to do three things. what is missing from the list? have you medically evaluated to determine that it is safe for you to wear a respirator train you on how and when to use a respirator