A friend with kids who just went back to school asked me about using various zinc products to reduce the length of or prevent the common cold. Years ago, I tried the nasal swab version of one of these products (Zicam) and was amazed at how painful they were. This prompted me to research the … Read moreWill zinc prevent or reduce a cold?
Antibiotic-resistant bacteria are becoming a major threat to human health (Figure 1). After a recent scare with a relative who contracted pneumonia while in the hospital, I began to think about antibiotic resistance and how bacteria become resistant even to those antibiotics that are rarely used, such as the carbapenem antibiotics. Bacteria can be infected … Read moreResistance to Antibiotics of Last Resort
A vaccine may be described as medicine that stimulates an immune response with a “memory.” Many people also consider a vaccine to be a medicine that prevents a disease caused by a pathogen. Indeed, the first vaccines were ones that prevented infectious diseases, such as polio and measles. Some vaccines have been so successful that … Read moreCan you be vaccinated against yourself?