Vaginal Discharge and What it Means for Your Health Rebalance At some point in midlife, you might notice that sex is different. Shifts in hormones can affect everything from desire to natural lubrication, which means arousal doesn't always come as easily as Your body releases many hormones during orgasm, so you may feel sleepy, relaxed, and happy afterwards. Source: Planned Parenthood and Cleveland Clinic @plannedparenthood @clevelandclinic Fluid Lubricates Joints Biological Strategy AskNature Libido and PMS Evelyn Weird Symptoms of Menopause, Perimenopause, and Low Estrogen