Warum macht Kaffee müde?
Jetzt kostenlos ABONNIEREN ►
Ein Team von Forschern von der Northern Kentucky University hat Studien dahingehend durchgeführ...
4 years ago 00:44:31 5
9 years ago 00:03:38 75
4 years ago 00:01:17 1
5 years ago 00:12:19 6
10 years ago 00:14:43 1.5K
5 years ago 00:04:26 1
11 months ago 00:05:36 1
2 years ago 00:09:20 3
12 months ago 00:28:16 1
4 years ago 00:15:59 1
1 year ago 02:00:30 11
7 years ago 00:03:39 2
10 years ago 00:03:23 1
4 years ago 00:13:54 1
1 year ago 00:16:04 1
10 years ago 00:02:37 3
8 months ago 00:04:38 1
6 years ago 00:53:51 1
1 year ago 00:05:33 1
6 years ago 00:46:20 1
2 years ago 00:28:31 2
1 year ago 00:06:44 3
1 year ago 00:15:12 1
4 years ago 00:07:47 8
