Symptoms of Costochondritis include mild to severe pain in the chest area that can radiate to the shoulders, arms, and back. Coughing, sneezing, deep breathing, hiccups, laughter, and anything that may cause the chest wall to move can aggravate the symptoms.
Hoppip evolves into Skiploom at level 18 which then evolves into Jumpluff at level 27.
Hoppip are small, spherical creatures, with long leaves protruding from their head. Judging from its evolutions, and the fact that it's leaves are long and jagged, Hoppip may be designed after the same life cycle of a Dandelion plant.