At What Age Do German Shepherd Ears Stand Up Straight? When your puppy is finished teething (around week 20), his ears should start to stick up or should be all the way up. Why does it take five months for this to occur? As a puppy, the GSD's cartilage is not strong enough and cannot hold up the weight of his big ears. But as he grows and gets the right nutrition, he develops stronger cartilage.
The Mayo Clinic warns that people who drink more than four cups of coffee a day may feel a range of side effects, including insomnia, nervousness, restlessness, irritability, stomach upset, fast heartbeat and muscle tremors. How sensitive you are to caffeine depends on a number of factors.
Coffee and High Blood Pressure. Hypertension research studies have shown that the caffeine in coffee, as well as in other drinks such as tea and sodas, raises blood pressure only temporarily. Once the caffeine is out of the body, the blood pressure returns to its normal level. Studies have also shown that in people who drink coffee on a regular basis, blood pressure does not increase as much as in someone who does not drink coffee regularly.