Is too much screen time bad for our children? Perhaps, but how much do we really know?

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David Turgoose explores a systematic review of reviews that looks at the effects of screen time on the health and well-being of children and adolescents. The review found that higher levels of screen time were related to some physical and mental health concerns, such as poor diet, obesity and depression.

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COX-2 inhibitors for pain management after third molar removal

Many drugs are licensed for use in Generalised Anxiety Disorder (GAD), but it is unclear what works best.

This review comparing the efficacy of Cox-2 inhibitors with ibuprofen after third molar removal included 12 RCTs suggesting that COX-2 inhibotors and Ibuprofen provide similar pain relief at 6, 8, and 12 h after third molar removal.

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Fixed orthodontic appliances: What is the most effective debonding technique?

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This review of different methods for reducing pain and discomfort during removal of fixed orthodontic appliances included 6 RCTs providing weak evidence for pre-debonding analgesia and other approaches.

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Palatal canines: open or closed surgical approaches?

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Two surgical approaches ( open and closed) for palatally displaced canines were compared in this multi-centre RCT. No differences in operating time was seen between the two approaches but those in the open group had more pain.

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Vibrational devices: Do they accelerate orthodontic tooth movement?

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Only 5 small low quality RCTs were identified for this review of the ability of vibrational devices to increase the rate of orthodontic tooth movement. More well conducted RCTs are needed.

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Articaine or Lidocaine for third molar removal?

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This review of anaesthetic efficiency of articaine for lower third molar extraction included 9 RCTs ( 493 patients -770 lower molars). The findings suggest that 4% articaine with 1:100,000 epinephrine possesses superior anaesthetic efficiency relative to lidocaine.

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Antibiotics and toothache

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Only 2 RCTs are included in this Cochrane review update of the effects of systemic antibiotics on adults with symptomatic apical periodontitis or acute apical abscess providing insufficient evidence of effectiveness.

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Third molar surgery: Steroids had a beneficial effect on pain, swelling and trismus

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This review of effectiveness of corticosteroids in the post-operative control of pain, swelling and trismus after third molar surgery included 17 RCTs suggesting that corticosteroid use had beneficial effects on pain swelling and trismus.

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Vital pulp treatments in mature molars

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4 different vital pulp treatments for deep caries management of mature permanent molars were tested in this stud .The findings suggest that these techniques could be used but other approaches are available.

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