Today, since I woke up, I have been doing chores, working, learning and reading without any recreation or breaks. I feel a bit tired and a little sleepy but I am not bored at all. I like being in/feeling this this vibe.

Since I woke up today, I have been doing chores, working, learning and reading nonstop. I feel a bit sleepy but not at all bored. I like living this way. "Vibe" doesn't work. You haven't described any vibe so it makes little sense to say you are in one. A vibe is an atmosphere that you notice from something external. Your private feelings are not vibes.

Since I woke up this morning, I have been doing chores, working, learning and reading without any recreation or break. I feel a bit tired and a little sleepy but I am not bored at all. I like being in this vibe.

Today, since I woke up, I have been doing chores, working, learning and reading without any recreation or pause. I feel a bit tired and a little sleepy but I am not bored at all. I like being in this vibe.