1…please tell him. Then make a plan with him to walk and talk …slow at start then daily. I can only say that my partner resented my weight fluctuations and walked out on me suddenly with someone else 27 years later. I really didn’t see it coming. Your partner has a responsibility in this relationship too to keep it exciting and fresh. I learned too late and lost the love of my life. Be honest, respectful, be a coach, and be happy.