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TikTok: what parents should know

A short-video feed driven by a powerful recommendation algorithm that can amplify dangerous 'challenges' and mature content.

7 advisories for TikTok

Priority guidanceA timely conversation, settings check, or safety step is recommended.OngoingRecent or continuing reports meet our evidence threshold.

Choking and pass-out challenges on video feeds

Videos may encourage children to choke themselves or hold their breath until they pass out. These behaviours can cause brain injury or death, and there is no safe way to try them. Ask whether your child has seen related content.

Relevant to:TikTokYouTubeInstagramDangerous Challenge

What to know and do →
Priority guidanceA timely conversation, settings check, or safety step is recommended.OngoingRecent or continuing reports meet our evidence threshold.

The 'Benadryl Challenge' and unsafe diphenhydramine use

Some videos encourage teens to take unsafe amounts of diphenhydramine to hallucinate. An overdose can cause seizures, abnormal heart rhythms, or death. Explain the risk plainly, and store medicines where they are not simply available.

Relevant to:TikTokYouTubeDangerous Challenge

What to know and do →
Review soonWorth reviewing or discussing this week.UpdatedReviewed and changed in the last 30 days.

Viral challenges on short-video feeds

An overview of the recurring class of dares that algorithmic feeds surface to children, with dedicated advisories on choking and pass-out dares, unsafe diphenhydramine use, and the heated squishy-toy trend.

Relevant to:TikTokYouTubeInstagramDangerous Challenge

What to know and do →
Review soonWorth reviewing or discussing this week.NewPublished in the last 30 days.

Heated squishy-toy trend and burn risk

Videos have encouraged children to microwave gel-filled squishy toys, best known as NeeDoh, to change how they squish. The sealed toy bursts and the scalding gel sticks to skin.

Relevant to:ToysTikTokYouTubeDangerous Challenge

What to know and do →
Review soonWorth reviewing or discussing this week.OngoingRecent or continuing reports meet our evidence threshold.

Social media use and teen anxiety and depression

Heavy social media use is associated with worse mental health in adolescents — most strongly in girls — during a developmental window when sleep and self-image are already under pressure.

Relevant to:InstagramTikTokSnapchatMental Health

What to know and do →
Review soonWorth reviewing or discussing this week.OngoingRecent or continuing reports meet our evidence threshold.

Persuasive design: infinite scroll, autoplay, and variable rewards

Feeds are engineered to maximize time on screen using the same variable-reward mechanics as slot machines, against a self-control system that is not finished developing.

Relevant to:TikTokYouTubeInstagramSnapchatCompulsive Design

What to know and do →
For awarenessUseful context; no immediate action is suggested.WatchingQuiet right now — we keep checking whether it returns.

Heavy screen use and the developing brain

Early, heavy screen exposure is linked to effects on sleep and attention, and to the displacement of the unstructured play and in-person time young children need.

Relevant to:YouTubeTikTokInstagramDevelopmental Harm

What to know and do →