Insomnia

Background
Based on the real life disorder going by the same name, insomnia works similiarly in Fallout 4 as it does in real life. if you sleep less there is a chance you will contract the disease drinking caffeinated such as Nuka Cola might also make it likelier to contract it if it is similar to real life.

Affects
The illness if left untreated affects the Players tiredness and will slowly affect the players AP and S.P.E.C.I.A.L Stats.