Hi, consult proper near by Gyanaecologist.or consult your family physician. May be because of hormonal changes. Try to be positive always. Try your hobbies and concentrate on good things happend in your life. Look good feel good. But be confident ,happy always. Don't think to much.
Next Steps
Do whole body check up.As per age hormonal issue can happen.
Health Tips
Do yoga and medication. Try to do the things which you fill good and happiness in doing that.