Is it normal that my twins block lower part is hurting my gums and is painfull?

So I got my twin blocks 1 week ago. On the first day they were just discomforty but now they are painfull when I put them in. I can feel with my tongue that the guma are sore and really thin. Like the block has pushed doen the gums. When I put the lower Part in it hurts for like 5 min. One time it hurt like all the... show more So I got my twin blocks 1 week ago. On the first day they were just discomforty but now they are painfull when I put them in. I can feel with my tongue that the guma are sore and really thin. Like the block has pushed doen the gums. When I put the lower Part in it hurts for like 5 min. One time it hurt like all the time and then I woke up at like 3 Am and went to take them out and I spit out blood.
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