The question is, though: Are you breathing efficiently? The answer to that depends on whether or not you’re fully using your diaphragm, a key breathing muscle. Like any muscle of the body ...

Such sounds are best heard using the bell chest piece, which essentially uses the patient’s skin as a diaphragm. Many stethoscopes have dual-headed chest pieces that can be swiveled between ...

The ADSCOPE-lite ™ is an affordably priced stethoscope that combines superior ... offers both an ultra-sensitive diaphragm for greater amplification and crisper high-frequency transmission ...