Methane!
snoring
no disadvantage its all nice if its sum one nice
One disadvantage of sharing a bed with someone is one gets to share the covers with the other. Another disadvantage is dealing with the other's snoring.
crowded
Not enough room or the person snores
Snoring talking in sleep
snoring and sicknessess
If you have a boyfriend, and your in the same bed as him, chances are you might have a love connection( have big feelings for each other in 2 seconds) and have sexual intercourse(sex).
Sleep wild
For example, if a person has a problem with wanting their own personal space and the bed either being big or small but the person moves a lot in their sleep then it may interrupt the partner's sleep and thus being uncomfortable.
They sometimes take up all of bed or they steal all of the duvet! Even worse though some people fart!
snoringcrowdedtoss and turnuncomfortable