Origin. Bart Allen was born to Don Allen, the son of Barry Allen, the second Flash, and his wife Meloni, the daughter of President Thawne of Earth and descendant of the evil Professor Zoom and Cobalt Blue in the late 30th century. Bart was born with his grandfather's speed.
Collagen supplements don't do anything for building collagen in your skin, and although any medication or supplement you take can potentially cause an allergic reaction, it is also possible that the cause of your chest pain is from something completely different. Please see your regular doctor as soon as possible.
Some of the most common side effects of collagen injections are instances where lips swell or bruise after treatment. There can also be bruising around the sides of the mouth, depending on the material that is used, and the method of injection, as well as how the body handles the foreign material.