How often should you change your toothbrush? Scientist finally settles the debate

How often should you change your toothbrush? Dr Primrose Freestone, a microbiologist at the University of Leicester, has settled the debate once and for all.


play_arrow All United Kingdom News
2 w.
Science
ID: -8666393796549101924


Similar News expand_more


2 w. How often should you change your kitchen sponge? Scientist finally settles the debate
Science
7 d. Dentists could use simple test to help diagnose 1.3 million with hidden disease
Science
2 w. You’re probably brushing your teeth wrong – these changes that could save your life
Science
5 d. You're cleaning your saucepans wrong! Experts reveal the surprisingly simple way to shift stubborn remnants
Science
2 w. Scientists are on the verge of a 'holy grail' universal nasal vaccine for deadly viruses, bacteria and allergies... no needles necessary
Science
2 w. Fossil tooth lodged in skull helps reconstruct final moments of giant dinosaur that became prey
Science
3 w. Top scientist reveals the terrifying last words people hear AFTER they die
Science
1 M. Scientist using dogs in controversial study explains for the first time what was going on
Science
3 w. Can 36 questions really make you fall in love? Here’s what experts discovered
Science
25 h. Tuesday briefing: Inside the increasingly heated debate about who can – and can’t – vote in the UK
Politics
2 h. Michelangelo or bust? Researcher divides experts with attribution of sculpture
Science
2 w. Why does pain last longer for women? Researchers may have found the answer
Science
1 w. Health experts issue warning as common hygiene habit 'doesn’t work' against unpleasant virus
Science
1 w. NHS lists 5 causes of jaw clicking when you chew and when to see a doctor
Science
8 d. The quick ‘chairside’ dentist test that could boost diabetes diagnosis rates
Science
3 w. 'I couldn't get an NHS dentist so took 14 trains and buses to Turkey for new teeth'
Automotive
4 w. Revolting reason you're really snoring: Scientists tell of new nightmare lurking in your bed... and why your freezer is the answer
Science
2 w. Why are animals picking on Punch the monkey? Scientists reveal the tragic truth about the viral macaque who keeps getting rejected
Science
6 d. Japanese zoo confirms breakthrough for Punch the monkey after abandonment
Science
3 w. What to know about EPA decision to revoke a scientific finding that helped fight climate change
Science
66 h. People are only just realizing what the tiny hole in nail clippers is for
Science
17 h. Now woke scientists want to change the definition of WOOL in the dictionary to include plant
Science
1 M. This Morning cosmetic surgery expert tried to silence me: Patient reveals how she overturned gagging order by 'Boob God' Dr Riccardo Frati after breast enlargement complications left her in indescribable pain
Science
1 M. Use free NHS tool to lower risk of heart disease, cancer, and tooth decay
Science
1 w. Psychologists pooled data from 37 studies for an answer. Here's what they found.
Science
38 h. New possible cause of colon cancer discovered... as experts race to answer why rates are surging in young people
Science
1 M. Mystery grows nearly three years after six members of the ‘University of Cosmic Intelligence’ vanish
Space
3 w. Few leads in Guthrie investigation after 11 days, yet cases often break unexpectedly
Science
9 d. Professor who reportedly paused UK puberty blockers trial removed over bias claims
Education
1 w. LONDON TEACHER AWARDED £5,600 AFTER DENTIST PERFORATED TOOTH CAUSING CHEMICAL BURN AND TOOTH LOSS
Education
1 M. Jim Jordan reveals what questions the Clintons are likely to face in Epstein deposition
Science
39 h. How modern education fails to align with our evolutionary past, and what we can do about it.
Education
1 M. Experts clear up ‘ongoing confusion’ over side effects of drug used by millions
Science
4 w. The tiny ear gadget that's cured my restless legs and clenched jaw: It stimulates a nerve that wipes out stress, says ALICE SMELLIE... and the results have changed my life
Science
1 w. Mummified woman’s skull shows she survived pioneering jaw surgery 2,500 years ago
Science
6 d. Marcus Rashford behaviour under the microscope as Gary Lineker warns Man United
Science
1 M. There’s finally a smear test alternative – but why has it taken so long?
Science
45 h. Why do cats always land on their feet? Scientists finally solve the mystery
Science
6 d. Is it wrong to have teddies as an adult? Psychologist reveals why so many grown ups still cling to soft toys
Science
9 d. What's YOUR flirting style? Scientists say there are 6 key pulling tactics
Science
38 h. Ever wondered what Neanderthals sounded like? Scientists recreate the lost languages of ancient humans
Science
1 w. It took doctors a decade to diagnose me with disease that affects a tenth of women... I finally had an answer for my menstrual pain and irregular periods
Science
3 w. Peter Mandelson seen for first time since being asked to speak at Epstein probe
Science
39 h. Scientists discover daily multivitamin slows down biological ageing by incredible amount
Science
1 w. What will happen to Punch the monkey? Scientists reveal the lonely macaque's likely fate as animals in his enclosure continue to reject him
Science
4 w. Nancy Guthrie investigation takes dramatic new focus after missed ransom deadline: Brown bags of 'evidence' and uncomfortable questions close to home
Science
3 w. Scientists are left baffled by a bizarre planetary system that appears to be INSIDE OUT
Space
5 d. Inquiry dubbed ‘Casey 2’ launched into Met Police’s overhaul since Sarah Everard murder
Crime
2 w. Bloody brilliant or toothless? Cynthia Erivo’s Dracula – reviews roundup
Science
Add Watch Country

arrow_drop_down