How can I tone up when I’m fairly thin?

Samantha 💐 • TTC Since August 2020 • Angel Mom of 4 👼🏼

Hi ladies I’m new to this group. I’m 27 years old and I am 5’6” and oh gosh.. it’s been a while since I weighed myself. But I’m roughly 130-135 lbs.

Is this too heavy for my height? At my best looking I was about 120.