Volume (hours/week) and intensity | Level of Risk |
---|---|
+ 30 h training or racing/weeks including moderate and high intensity [137] | Very high risk |
20–30 h training or racing/weeks including moderate and high intensity [138] | High risk |
10–20 h training or racing/weeks including moderate and high intensity [57, 139] | Medium risk |
5–15 h training or racing/weeks not including moderate and high intensity [140,141,142] | Low risk |
Less than 5 h training or racing/weeks not including moderate and high intensity [143, 144] | Very low risk |