I can see a lot of deficiencies. To solve these problems you need to sing at least 30 minutes a day for them. Prefarbly Never Gonna Give You Up from Rick Assley.
Give them some special treatment when making love and try to please them before yourself. Make them scream out loud, more, more, more, harder, harder, harder, yes, yes, yes.
When this doesn't help check your pH should be around 6.2