Gastroenterologist Shekhar Challa, MD, has written a new book titled "Probiotics for Dummies," according to a Topeka Capital-Journal report. It is the third book for Dr. Challa, a board-certified ...

Shekhar Challa, MD, is a gastroenterologist at Topeka-based Kansas Medical Clinic. Dr. Challa is an accomplished practitioner and researcher, having served as the principal investigator for 17 ...

Dr. Challa wasn’t starving for opportunity, he was drowning in it. He was bright, confident, and empathetic. Not only did he have great bedside manners, but he was also a savvy entrepreneur who’d ...

Oral healthcare in India is one of the less accessible medical services, particularly in rural India, with fewer than ten dentists available for every 10,000 people. Globally, more than 3.5 billion ...

In a world that’s constantly sanitized, scrubbed, and disinfected, it might seem like we’re winning the battle against germs. Hand sanitizers are tucked in every pocket, antibacterial sprays keep ...