Gastric balloons—silicone balloons filled with air or saline and placed in the stomach—can help people lose weight by making them feel too full to overeat. However, this effect can eventually wear off ...

What is it about light, bright rubber filled with air that brings us so much joy? Balloons of all types have a nostalgic appeal that’s hard to pinpoint, but whether we’re talking round and ...

A magic pill for weight loss seems as far-fetched as teleporting (come on, science). But researchers may have cracked it with Obalon, an Rx pill that contains not meds, but—get ready for it—a balloon.

Engineers designed a new type of gastric balloon that can be inflated and deflated as needed. It could offer an alternative for people who don't want to undergo more invasive treatments such as ...