ALS belongs to a group of diseases called motor neuron diseases. It is a disease that attacks the nerve cells that are used in voluntary muscle actions; actions that we can control such as those in the arms, face and legs.4. As ALS progresses, motor neuron cells in the body degenerate and die.
The difference in the time it takes to reach orgasm during foreplay and vaginal intercourse is greater. On average, it takes someone with a vulva 10-20 minutes to reach orgasm. People with penises reach orgasm after 7-14 minutes overall, but average two to three minutes after beginning intercourse.
Amberc - it takes a man about 2.5 months to produce a new sperm cell from new but of course he has sperms cells at diferent stages of development in his testes all the time as it is a continuous process. However, I think you are talking about how long you should leave between ejaculations - which is a different thing.