Leaf spot first appears in rainy or humid weather as the plants are growing. They look like small brown spots with a water-soaked margin surrounded by a yellow halo usually on the upper halves of the iris leaves.
Two, caffeine enhances the sensation and contractility of the bladder. Another way caffeine can affect prostate health is through its ability to irritate the bladder because it is a theoxanthine, a family of drugs that includes theobromine (found in chocolate) and theophylline (found in tea). Theophylline also stimulates and irritates the bladder.
Response: As you can see from the image to the right, coffee does have its ways of increasing testosterone levels, but Iâm pretty sure thatâs not what you are talking about. Instead, lets look at the effects of caffeine in general, on the hormones that affect muscle growth.esponse: As you can see from the image to the right, coffee does have its ways of increasing testosterone levels, but Iâm pretty sure thatâs not what you are talking about. Instead, lets look at the effects of caffeine in general, on the hormones that affect muscle growth.