Collagen type II is POSSIBLY SAFE when taken by mouth in doses up to 2.5 mg daily for up to 24 weeks. Itâs not clear what the side effects might be. Other collagen products, such as bovine collagen and gelatin, have caused allergic reactions.
Puffy, swollen eyelids and dark circles under the eyes can occur when you have an eye infection such as pink eye. These swollen eyes are caused by inflammation associated with the eye infection, which directly affects the neighboring eyelids. Also, dry eyes can cause general puffiness and swelling.
Introduction. Infectious mononucleosis, or mono, is often called the kissing disease because that's one of the ways you can get it. It's caused by the Epstein-Barr virus (EBV), spread through saliva. Symptoms include: 1  Fever. 2  Sore throat. 3  Swollen glands.