Health News - Science and Medicine Articles

medical worker in protective clothing giving a nose swab to a female patient

'Stealth' omicron is in the US. Here's what we know about it.

By Nicoletta Lanese published 26 January 22

Early data hint that the mutant is slightly more transmissible.

Male fertility: 10 tips for men trying to conceive

By Cari Nierenberg, Ailsa Harvey published 26 January 22

Reference There are several things a man can do to increase the chances that he will get a woman pregnant.

Reference

Crystal healing: Stone-cold facts about gemstone treatments

By Elizabeth Palermo, Jonathan Gordon published 25 January 22

Reference Crystal healing is an alternative medicine technique that employs crystals and other stones as conduits for natural healing energy.

Reference

Can CBD really prevent COVID-19 infection? Scientists hope to find out.

By Stephanie Pappas published 25 January 22

Cannabidiol (CBD), an active ingredient in cannabis, might help block infection with the virus that causes COVID-19.

The lymphatic system: Facts, functions & diseases

By Kim Ann Zimmermann, Scott Dutfield published 25 January 22

Reference The lymphatic system helps rid the body of toxins. Diseases of this system include lymphadenopathy, lymphoma and other disorders.

Reference

A cucumber on a chopping board, surrounded by slices

Cucumbers: Nutrition facts and health benefits

By Jessie Szalay, Callum McKelvie published 24 January 22

reference Cucumbers have many nutritional benefits, are low in calories and high in valuable nutrients.

reference

Best rowing machines: Woman using a rowing machine

Best rowing machines 2022: Top picks from NordicTrack, ProForm, Hydrow and more

By Patricia Carswell published 21 January 22

Buying Guide Here's our round-up of the best rowing machines for 2022, with picks from NordicTrack, ProForm, Hydrow and others.

Buying Guide

Your eyes may reveal your true biological age

By Yasemin Saplakoglu published 21 January 22

By examining a person’s eyes, doctors might one day be able to predict that person's risk of early death, according to a new study.

Ultrasounds can offer sex predictions after 18 week

Sex prediction: Am I having a boy or girl?

By Cari Nierenberg, Scott Dutfield published 21 January 22

Reference A sonogram, ultrasound scan and blood test can offer sex predictions

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Will we need more COVID-19 boosters to end the pandemic?

By Jocelyn Solis-Moreira published 21 January 22

Will the pandemic ever end? And will we need more boosters to enter the endemic phase of transmission?

an illustration of a G-Quadruplex, a type of weird knot DNA can fold itself into

Bizarre knotted DNA structures linked to cancer in mice

By Nicoletta Lanese published 20 January 22

Missing enzymes may cause troublesome knots to appear in DNA.

close-up of woman's hand while she receives a blood sugar test

COVID-19 may trigger diabetes by causing fat cells to go haywire

By Nicoletta Lanese published 20 January 22

The coronavirus may cause fat cells to malfunction.

photo shows gloved hands placing a pig kidney into a human recipient

Double pig kidney transplant successfully performed in brain-dead patient

By Nicoletta Lanese published 20 January 22

The experiment was intended to assess the safety of such transplants, prior to them being tested in clinical trials.

A man measures his blood sugar using a blood glucose monitor.

What is normal blood sugar?

By Natalie Grover, Elizabeth Palermo published 19 January 22

Blood sugar, or glucose, is an important source of energy and provides nutrients to your body's organs, muscles and nervous system.

A girl looks at plants in a test tube for a science experiment. What's her scientific hypothesis?

What is a scientific hypothesis?

By Alina Bradford published 19 January 22

A scientific hypothesis is a tentative, testable explanation for a phenomenon in the natural world.

Signs of labor: A pregnant woman holds her belly during a contraction

Signs of labor: 6 clues baby is coming soon

By Cari Nierenberg, Ashley P. Taylor, Ailsa Harvey published 19 January 22

Reference Every labor story is different, but there are definitely signs that can let you know if you are in the early stages of labor.

Reference

illustration of several bacteriophages (viruses) on a bacterial cell

Viruses unleashed into a woman's wound to slay superbug in her leg

By Nicoletta Lanese published 19 January 22

The viruses were bacteriophages, meaning viruses that infect bacteria.

Blue Pure 211+ review: image shows Blue Pure 211+ air purifier at home

Air quality

By Live Science Staff published 19 January 22

Live Science delivers all the air quality news, explainers and product guides so you can breathe easy.

Should you brush you tongue: image of woman brushing tongue

Oral hygiene

By Live Science Staff published 19 January 22

Oral hygiene is important for your overall health, and you can find all the information here on Live Science to keep your gums and teeth healthy.

A medical worker administering a vaccine to a patient.

You got omicron. Should you still get a booster?

By Jocelyn Solis-Moreira published 18 January 22

If you've had omicron, should you get a booster, and if so, how long should you wait after the infection has passed?