Pleasure and practices

Arousal, orgasm, and the mechanics of specific activities.

• Anal sex: safety and practiceHow to do it without injury, why it hurts when it hurts, and what to avoid entirely.
• Arousal and the sexual response cycleHow arousal actually works, including responsive desire and arousal non-concordance.
• Ejaculation timingWhat the data say about early and delayed ejaculation, and what treatments work.
• Erectile function and difficultiesHow erections work, why they fail, and what treatments have evidence.
• Female ejaculation and squirtingWhat the fluid studies actually found, and what remains unresolved.
• Fisting safetyA practice with real injury risk, and the technique that reduces it.
• Manual sexFingering, handjobs and mutual masturbation, with hygiene and injury prevention.
• Masturbation and solo sexHealth effects, the evidence on frequency, and how solo practice affects partnered sex.
• Models of sexual responseFrom Masters and Johnson to Basson and the dual control model, and why the model matters.
• Oral sexTechnique principles, risk, and the practical points that are usually left out.
• OrgasmWhat happens physiologically, the orgasm gap, ejaculation, and difficulty reaching orgasm.
• Sex toys: materials, safety and cleaningWhich materials are body-safe, which are not, and how to clean each properly.