Diseases, Conditions, Syndromes

Nasal injections could treat long-term COVID-19–related smell loss

Early in the pandemic, when people with COVID-19 began reporting that they lost their sense of smell, Zara Patel, MD, figured as much. A professor of otolaryngology at Stanford Medicine, Patel has, for years, studied loss ...

Medical research

Potential avenue to protect male germ cells against heat stress

A team of researchers from the National University of Singapore's (NUS) Yong Loo Lin School of Medicine has demonstrated for the first time that hydrogen sulphide (H2S), when applied exogenously, could protect testicular ...

Medical research

Hydrogen sulfide could help lower blood pressure

A gas that gives rotten eggs their distinctive odour could one day form the basis of new cardiovascular therapies. Research has indicated that a new compound, called AP39, which generates minute quantities of the gas hydrogen ...