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.
Increased levels of homocysteine in plasma raise the heart attack risk in a person. Coffee drinking both caffeine and decaf significantly increase the levels of homocysteine in the blood. You can find this harmful effect within hours of coffee consumption.