Answer:
Trachoma is contagious making it communicable
Pituitary hormones control your sleep and wake up cycle and I think it affects the brain
Dumbbell squats work to increase muscular strength and endurance in the "Gluteal and Leg" muscles.
<u>Explanation:</u>
- The dumbbell squat is a compound physical work out that reinforces the lower body, including the quads, hips, hamstrings, and glutes.
- The action stimulates the muscles in your core and claims core strength and ankle movement to gain greater depth.
- It is a basic form of workout for any player or a sportsperson who needs to increase strength and power in the legs and hips, especially in the quads and glutes.
- It excludes the weight load on the upper back in the popular Squat, a movement that can cause technical difficulties for novice lifters.
Answer:
Internal can be you don't want bad things happening to your body, you don't want drugs affecting your health,etc.External could be you don't want it to affect your family or people around you.For example, like a cigarette if you are smoking in public you can be affecting others passing by or hanging out with you(external)but if it's just you by yourself smoking it is damaging your lungs(internal)