Sore boobs - glow advice

Lisa • Married 5 years to a wonderful man. Son born 26 Jan 15. Expecting another boy in Nov 16 X
Hi 
​I typically have sore boobs after ovulation until period, I presume due to higher levels of progesterone in my body
​Today - I got this message from Glow, should I be concerned and really go and see the doctor?
​Thanks