Latest Health News

21Jan
2022

L.A. County Scenario Suggests COVID 'Herd Immunity' Is Unlikely

L.A. County Scenario Suggests COVID `Herd Immunity` Is UnlikelyFRIDAY, Jan. 21, 2022 (HealthDay News) -- Herd immunity against COVID-19 is unlikely, and coping with the disease will likely hinge on vaccination, treatment and ensuring adequate hospital capacity, a new study conducted in Los Angeles County claims.With herd immunity, most people have antibodies from vaccination or prior infection, so a virus has fewer people to infect and stops spreading.Early in the pandemic, there were hopes that herd immunity would end it, but this new study suggests that's unlikely."Given that new variants continue to result in significant surges -- even in a place like L.A. County which had some of the strictest mask mandates and most expansive testing capacity in the country -- we need to pivot our pandemic response from minimizing infections to minimizing the...

Arthritis & the COVID Vaccine: What You Need to Know

21 January 2022
Arthritis & the COVID Vaccine: What You Need to KnowFRIDAY, Jan. 21, 2022 (HealthDay News) -- Some arthritis drugs may reduce the effectiveness of COVID vaccines, according to the Arthritis Foundation, which also offers advice on booster shots.Research is limited, but evidence suggests that disease-modifying drugs used for arthritis may reduce the response of the mRNA COVID-19 vaccines from Pfizer and Moderna, according to the foundation.A small study of 133 fully vaccinated people taking immunosuppressive medications found that their antibody levels and ability to neutralize the virus were three times lower than in people not taking these medications.However, “most patients in the study were able to mount antibody responses in response to SARS-CoV-2 vaccination, which is reassuring," study co-author Dr. Alfred Kim, an assistant...

Spit Test: Saliva Alerts Babies to Close Relationships

21 January 2022
Spit Test: Saliva Alerts Babies to Close RelationshipsFRIDAY, Jan. 21, 2022 (HealthDay News) -- Sharing food and smooching are two ways babies can suss out whom they can depend on to take care for them, a new study suggests.The tell-tale clue common to both is a surprising one: saliva. “Babies don’t know in advance which relationships are the close and morally obligating ones, so they have to have some way of learning this by looking at what happens around them,” said senior study author Rebecca Saxe, of the McGovern Institute for Brain Research at Massachusetts Institute of Technology.For the study, her team observed babies and toddlers as they watched staged interactions between people and puppets. The babies were 8-1/2 to 10 months of age and the toddlers were 16-1/2 to 18-1/2 months old.In one set of experiments, a puppet shared...

Hit Your Head? Look for These Warning Signs of Concussion

21 January 2022
Hit Your Head? Look for These Warning Signs of ConcussionFRIDAY, Jan. 21, 2022 (HealthDay News) -- If you or someone you know has suffered a concussion, a medical evaluation is crucial, an expert says.A concussion is "a short-lived functional brain injury typically caused by a bump or blow to the head," Cleveland Clinic concussion specialist Dr. Richard Figler said in a clinic news release. "A concussion sets off a chemical process in the brain as it's trying to heal itself. During that process, and depending on what part of the brain was impacted, it can affect different functions like balance, memory, focus or even cause visual disturbances," Figler explained.It's believed that between 1.6 million and 3.8 million concussions occur in the United States each year.Signs and symptoms of a concussion can occur immediately, hours or even days...

Visiting a 'Dental Fear' Clinic Can Help Improve a Child's Smile

20 January 2022
Visiting a `Dental Fear` Clinic Can Help Improve a Child`s SmileTHURSDAY, Jan. 20, 2022 (HealthDay News) -- If the sound of a dental drill sends shivers up your spine, you're likely in good company: Finnish researchers say that one of every two adults fear the dentist at least a little, while one in 10 are very afraid.But the researchers added that a local dentistry program has found a novel way to turn screams into smiles, by exposing patients as young as 2 to a series of desensitizing exams that pair dental care with a wide variety of anxiety-reducing techniques.The program is based in the small central Finland city of Oulu. Oulu is home to about 200,000 Finns, and now the "Clinic for Fearful Dental Patients."Patients at the clinic are treated by three dentists "who are interested in treating fearful patients and have taken courses on the topic,"...

'Artificial Pancreas' Can Help Kids With Type 1 Diabetes

20 January 2022
`Artificial Pancreas` Can Help Kids With Type 1 DiabetesTHURSDAY, Jan. 20, 2022 (HealthDay News) -- Having a child with type 1 diabetes can be a challenging health condition for parents to manage, but new research suggests an "artificial pancreas" system may beat standard treatment in controlling the blood sugar disease in young children.Forms of the technology — which automatically monitors and regulates blood sugar — are already available for adults and kids with type 1 diabetes. The systems have been shown to improve blood sugar control and make life easier for people with the disease.Until recently, most research on artificial pancreas systems has focused on adults or older children, though one system is approved in the United States for children aged 2 to 6.The new study, published Jan. 20 in the New England Journal of Medicine,...

Another Study Finds Vaccine Booster 'Neutralizes' Omicron

20 January 2022
Another Study Finds Vaccine Booster `Neutralizes` Omicron THURSDAY, Jan. 20, 2022 (HealthDay News) -- If you need more proof that a third shot of COVID vaccine is needed, new British research confirms that boosters can "neutralize" the virus' Omicron variant.To arrive at that conclusion, they analyzed 620 blood samples from 364 health care workers and staff at the Francis Crick Institute and the National Institute for Health Research UCLH Biomedical Research Centre, in London. People who had received only two doses of either the AstraZeneca vaccine or the Pfizer vaccine were less protected against the Omicron variant than against the Alpha and Delta variants. Antibody levels declined in the first three months after the second dose, but a third (booster) dose increased levels of antibodies that combat the Omicron variant. In people who...

Doctors Transplant Gene-Modified Pig Kidneys Into Brain-Dead Patient

20 January 2022
Doctors Transplant Gene-Modified Pig Kidneys Into Brain-Dead PatientTHURSDAY, Jan. 20, 2022 (HealthDay News) -- In another breakthrough for animal-to-human organ transplantation, U.S. researchers say they've transplanted two genetically modified pig kidneys into a living human.The recipient was Jim Parsons, 57, a brain-dead man on life support whose family agreed to allow the surgical team at the University of Alabama at Birmingham (UAB) to use his body for this research.The kidneys functioned well and were not rejected by Parson's body during the 77-hour period of the study.The successful transplant comes of the heels of two similar groundbreaking transplant operations that made headlines recently: Last fall, surgeons at NYU Langone Health in New York City twice attached a pig kidney (leaving it outside the body) to a human recipient on life support;...

AHA News: Residential Segregation May Increase Risk for...

THURSDAY, Jan. 20, 2022 (American Heart Association News) -- Black and Hispanic adults who live in racially segregated neighborhoods may be more likely to develop high blood pressure than their...

AHA News: A Healthy Thyroid Can Be Key to a Healthy Heart

THURSDAY, Jan. 20, 2022 (American Heart Association News) -- Make a list of the ABCs of heart health, from arrhythmia to Zumba classes, and you might not think to include a T – for thyroid. But...
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