# 8. Physical behaviours analysis

Work in progress…

## Acceleration distribution

### Percentiles or MX metrics (Rowlands)

### Intensity levels

### Intensity gradient

### Key arguments

### Related output

## Physical activity intensities (or inactivity)

### Quantification of physical activity and inactivity in GGIR

### Using cut-points

### Bouts of activity/inactivity

### Key arguments

### Related output

## Fragmentation metrics

### What is a fragment

### When and how are they calculated in GGIR

### Fragmentation metrics available

### Key arguments

## Related output