Internet hotheads are often literally that, with hateful tweets rising in number as temperatures soar, a new study reports. Temperatures higher than 86 degrees Fahrenheit are consistently linked to heavy increases in online hate messages, according to a review of more than 4 billion English-language tweets. The researchers identified a “feel-good window” between 54 and…  read on >  read on >

While exposure to smog is a known risk factor for preterm birth and low-birth weight, new research suggests it also may heighten risk of COVID-19 infection for pregnant low-income women. Scientists at Columbia University Mailman School of Public Health analyzed the COVID test results for more than 3,300 pregnant women in New York and also…  read on >  read on >

With online medical visits growing in popularity, a new study offers some reassurance: Diagnoses made via video are usually on the money. Mayo Clinic researchers found that of preliminary diagnoses made during video appointments at their centers, 87% were later confirmed during in-person visits. The caveat is, the accuracy varied somewhat according to the type…  read on >  read on >

COVID-19 vaccines will likely go the way of flu shots in the future, with updated doses given annually, U.S. health officials said Tuesday. “In the absence of a dramatically different variant, we likely are moving towards a path with a vaccination cadence similar to that of the annual influenza vaccine, with annual updated COVID-19 shots…  read on >  read on >

WEDNESDAY, Sept. 7, 2022 (HealthDay News) – While researchers explore the possibilities of COVID-19 vaccines that don’t require an injection, public health officials in India and China have already each approved new needle-free versions for their citizens. In India, regulators on Tuesday approved a nasal vaccine developed in the United States and manufactured by the…  read on >  read on >

Patients suspected of having amyotrophic lateral sclerosis (ALS) may soon be able to get a diagnosis much more quickly, not wasting the precious time many have left, new research suggests. In 2020, a blood test for ALS based on microRNA (short segments of genetic material) was developed by scientists from the company Brain Chemistry Labs,…  read on >  read on >