Fact of the day

Friday, 7 August 2026

Cardiopreliminary · human dataDiscovery of the day

In a 16-week randomised trial of adults with overweight and central obesity (105 per group), 75 minutes of weekly HIIT reduced total body fat mass versus control whether performed as one weekly session (-0.8 kg) or spread across three (-1.0 kg).

Study design
RCT
Journal
Nat Commun
Evidence
preliminary

What it shows: One single-centre RCT in Hong Kong adults with overweight and central obesity, 105 per group; fat-mass reductions versus control were modest (-0.8 to -1.0 kg over 16 weeks) and long-term durability is untested.RCT · Nat Commun

Once and thrice weekly interval training in adults with central obesity: a randomized controlled trial. Nat Commun 2026Read the study →

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