Whilst it undoubtedly does affect young people, it is nowhere near as bad for them, and a part of why the health services are trying to warn/scare young people is because they are thought to be the ones spreading it.
Some more figures from Italy on the makeup of the cases, based on the first 6,000 patients:
65% male
0-9yrs - 0.5%
10-19 - 1%
20-29 - 3.5%
30-39 - 5.6%
40-49 - 10.7%
50-59 - 17.4%
60-69 - 17.7%
70-79 - 21.4%
80+ - 18.4%
9.8% have no symptoms
35.6% mild symptoms
5.6% severe
18.6% critical
30.7% not recorded
Median age of hospitalised is 69 and by age range:
0-18yrs - 0%
19-50 - 10%
51-70 - 46%
71+ - 44%
For those who are interested, they publish latest data every Tuesday and Friday -
https://www.epicentro.iss.it/