In the context of the health risks of the COVID-19 pandemic, tourists' choices have shifted to reflect a subconscious psychological mechanism – the behavioral immune system – that facilitates human organisms t
Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www.springernature.com/us). Scientific American maintains a strict policy of editorial independence in reporting developments in science to our...
It probably is a real thing. There are other viruses for which we know there are people who are naturally resistant. The most striking example I can think of is H.I.V., where there is a mutation that makes so...
Viruses naturally evolve as they move through the population, some more than others. It's one reason we need a fresh flu shot each year. New variants, or strains, of the virus that causes COVID-19 have been seen almost since it was first reported in China nearly a year ago. O...
Large study of UK health-care workers suggests that most people are immune for months after catching COVID-19 for the first time. By Heidi Ledford Twitter Facebook Email Most people who catch and recover from COVID-19 are likely to be immune for several months afterwards, a study of more...
Medications commonly used are impacting our immune response to infections like COVID-19. Some common drugs can help and others hinder immune responses. The largest clinical review of immune responses to paracetamol, non-steroidal anti-inflammatory drugs (NSAIDs), and opioid analgesics, with a ...
Kids are born with immune systems, which naturally help the body fight off diseases. Yet, it has been argued that giving vaccines to children can potentially prevent the immune system from doing its job, making kids more susceptible to getting sick in the long term. Medicine can be worse ...
About 25% to 30% of people infected with COVID-19 never develop symptoms, according to various estimates. Although people infected with COVID-19 may never get sick themselves, they can still spread the virus to others – some of whom unfortunately will get quite sick. At least 50% of ...
The pharmaceutical industry continues to generate stellar growth and was estimated to be worth an impressive US$1.6 trillion in 2023. Despite disruptions caused by the Covid-19 pandemic in recent years and rising research and development costs globally, pharmaceutical companies have remained agile. ...
Appealing a denial of coverage can be complex and time-consuming, but there are ways to navigate the system. Read on for tips to ease the process and get results. Paul WynnApril 10, 2025 Create an Account Create a free account to save articles, sign up for newsletters and more. ...