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Booster Shot

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WEDNESDAY, Nov. 23, 2022 (HealthDay News) -- Whether it is the bivalent vaccine from Pfizer or from Moderna, the latest COVID-19 booster shots offer more protection against symptomatic infection, public health officials reiterated at a White House briefing on Tuesday. However, since the vaccines debuted in September, only 13 percent of American adults have gotten the updated boosters, which target both the original COVID-19 strain and the BA.5 version of the omicron variant.

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FRIDAY, Nov. 18, 2022 (HealthDay News) -- The updated Pfizer COVID-19 booster shots are proving their mettle against emerging omicron variants, the company announced Friday. The findings from the study were posted on a preprint server online and have not been published in a peer-reviewed journal.

THURSDAY, Oct. 20, 2022 (HealthDay News) – On Wednesday, the U.S. Food and Drug Administration approved the Novavax Inc. protein-based vaccine as a first booster dose. Until now, it had only been approved as a two-dose primary series.

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Pregnancy may have women cutting back on smoking even before they know they've conceived. Research suggests there may be biological mechanisms that reduce the craving for nicotine. Read more

DEAR DR. ROACH: Two weeks ago, my friend got COVID a week before she was scheduled for her second booster. She is 55. She feels the second boo…

DEAR DR. ROACH: I would like to ask you a basic question about COVID-19 booster shots, since no health authority seems to answer it directly. …

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