Answers from Sheldon G. Sheps, M.D. Caffeine can cause a short, but dramatic increase in your blood pressure, even if you don't have high blood pressure. It's unclear what causes this spike in blood pressure. Some researchers believe that caffeine could block a hormone that helps keep your arteries widened. Others think that caffeine causes your adrenal glands to release more adrenaline, which causes your blood pressure to increase.
At level 22, Zubat evolves into Golbat. Than when you've got a happy Golbat(you can check happiness in your Poktech) Golbat evolves into Crobat.   Zubat evolves into the câ¦ommon Pokemon Golbat at level 22, and then evolves into Crobat when it levels at a happiness 220.
1 While Vulpix learns several moves as it levels up, its evolved counterpart Ninetales does not. It is recommended to evolve Vulpix only after it has reached a specific level, depending on which move(s) you would like Ninetales to have.  Note that names in bold indicate moves which have STAB (Same Type Attack Bonus).