Healthy Primix
Health topic

Fitness and Physical Activity

Regular physical activity is one of the most reliable ways to protect your health. This hub explains the activity guidelines in plain language and shows how to build up gradually from where you are today.

If you have a heart condition, are pregnant, or have not been active for a long time, check with a health professional before starting something new and intense.

What this topic covers

  • Activity guidelines

    What 150 minutes of moderate activity a week looks like in practice.

  • Walking

    The simplest starting point, and how to make walks count.

  • Strength and balance

    Why muscle-strengthening matters at every age, especially later in life.

  • Moving at work

    Breaking up long periods of sitting.

Fitness guides

  • WeightExplainer

    What Is BMI? How It's Calculated and Its Limits

    Body mass index explained: the formula, adult BMI categories, lower cut-offs for some ethnic groups, and the limits of BMI as a health measure.

    2 min read

Frequently asked questions

How much exercise do adults need each week?

The World Health Organization recommends at least 150–300 minutes of moderate-intensity aerobic activity (or 75–150 minutes of vigorous activity) per week for adults, plus muscle-strengthening activities on 2 or more days.

Source: WHO — Physical activity fact sheet (opens in a new tab)