The severity of the symptoms, which may include muscle pains, vomiting and confusion, depends on the extent of muscle damage and whether kidney failure develops. The muscle damage may be caused by physical factors, medications, drug abuse, and infections.
Also known as a subconjunctival hemorrhage, a broken blood vessel on the front of the eye is typically a harmless condition (although see below) that clears up within one to three weeks. Subconjunctival is the term used to describe the space located just beneath the conjunctiva (the clear surface of your eye).
Blood in the eye from a subconjunctival hemorrhage usually disappears within a week or two. Although it is not always possible to identify the source of the problem, some potential causes of subconjunctival hemorrhage include: Eye trauma can cause a broken blood vessel.