Round ligament pain?

Cat ❤👣🍼 • I'm 23 years old. Married on 5.07.14 to my soulmate. First baby Nesbitt due in November❤🍼👣👶
Pains in right side of abdomen and back. I'm 24 weeks and think it may have been caused by over exercising yesterday. Any tips for easing pain? Its calming down slightly after using hot water bottle on back.