It is important to remember that even if only one spouse has a weight issue, there are plenty of other issues that are less visible that come from eating unhealthy foods (not picking on your dark chocolate sheila, just a general observation!). First of all, my dearest queen i applaud you for taking control of your love life. Use your hand to guide his penis into you. Have her put her legs over your shoulders and you will still penetrate deep.
If these have low estradiol, they will not benefit from sustained sexual performance. He is now using a prescription testosterone and it is helping a lot.