Libido is the desire to have sex. It's common to lose interest from time to time. prolonged. However, it may be of concern, if its effects are prolonged. Testosterone levels are a major factor related to sex drive. Decreasing testosterone can occur due to ageing and can be treated with medicinal Ayurvedic herbs. Couples conflicts and general psychological distress are other factors leading to reduced sexual desire among men. Therapy and plants that alleviate stress can be of aid.