Inflammation develops as a normal protective response of the
immune system when body tissue is irritated for
whatever reason. When tissue is irritated, the immune system increases blood
flow to the area. This causes localized swelling, warmth, and redness. The
swelling may put pressure on nerve endings which may cause pain in the area.
Inflammation may occur in joints or extremities. Inflammation may occur with
overuse of a body area or with minor injuries. Symptoms of inflammation may be
present in conditions such as
Spitting up, also known as reflux or gastroesophageal reflux disease (GERD), is messy. But unlike vomiting, it usually isn't painful, and babies often don't notice they're spitting up. Most babies outgrow this by 9 or 10 months of age.
It may be hard to tell the difference between inflammation or an
infection, so be sure to evaluate any other symptoms that are
Pain and swelling that occur without an injury and with redness, red
streaking, tenderness, heat, fever, or pus may be caused by an
infection. Infections can occur without a known injury to the affected area.
Pain, swelling, redness, and warmth that develop
suddenly in a big toe joint may be caused by
Other conditions or diseases that
may cause inflammation include: