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Jack McNamara

Jack McNamara

The Conversation

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From Japanese walking to 75 Hard: what the science really says about viral fitness trends

From Japanese walking to 75 Hard: what the science really says about viral fitness trends

Fitness advice spreads fast online, but not all of it is grounded in science. Research reveals which popular trends hold up and which don’t.

11.03.2026 10

The Conversation

Jack Mcnamara

Exercise snacks: the best bursts of activity to incorporate into your day

‘Exercise snacks’ might be only brief bursts of physical activity, but they can have huge benefits for your health.

16.01.2026 10

The Conversation

Jack McNamara

Why men need more exercise than women to see the same heart benefits

Men needed to do roughly nine hours of exercise to see a 30% reduction in their heart disease risk – while women only needed to do around four hours.

31.10.2025 6

The Conversation

Jack McNamara

Sweet spot for daily steps is lower than often thought, new study finds

People hitting 7,000 daily steps had a 47% lower risk of dying prematurely than those managing just 2,000 steps.

24.07.2025 7

The Conversation

Jack McNamara

Should you do cardio before or after lifting weights? New research might finally have the answer

The study found the sequence participants performed their exercises had a major affect on how much fat they lost.

09.06.2025 9

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Jack McNamara

The best exercises to do while taking weight loss drugs

Resistance training is a key type of exercise to include when losing weight.

30.01.2025 9

The Conversation

Jack McNamara