Need more input

Megan
So i dont understand why i only spotted through Jan. My last actual period was Dec 25-31...then i Jan i spotted a few different times. Kinda scared to take a test. My first son is 16mo old. Id love for him to have a sibling. Any thoughts or suggestions. I dont chart. So idk any of that or how to or what to buy. Isnt my son the cutest...