I wonder if blocked emotions also can makes the brain not to relax and have anxiety, stomach pains and headeaches?

Suppressed emotions: Early psychoanalytic theories postulate that one cause of anxiety & tension is repressed emotions which are transformed into somatic symptoms.

Yes: Emotions triggered by stress that are not expressed (and even if they are!) can show up as anxiety, stomach pain and headaches, to name a few symptoms. If a person is dealing with chronic stress, then a counselor or psychotherapist can be very helpful.

Repressed emotions: Yes, bottled up emotions can result in physical symptoms as well as anxious feelings.

Repressed emotions: Yes, bottled up emotions can result in physical symptoms as well as anxious feelings.