Table 3 Data description about exercise type, muscles analyzed and primary results for aged NMJ pre- and post-synaptic compartment

Andonian and Fahim [21]

Endurance

Soleus and EDL

↓ Perimeter and branch numbers (soleus)

Not measured

Fahim [22]

Endurance

Gluteus maximus

↓ Nerve terminal area

Not measured

Deschenes et al. [18]

Endurance

Soleus and plantaris

Soleus

Slow-twitch = ↓average branch length;

Fast-twitch = ↑branch number;

Plantaris

Slow-twitch = ↓branch number, total branch length and branching complexity;

Fast-twitch = not changed

Soleus

Slow-twitch = ↓stained perimeter;

Fast-twitch = not changed

Plantaris

Slow-twitch = ↑pre to post coupling;

Fast-twitch = not changed

Deschenes et al. [19]

Resistance

Soleus and plantaris

Soleus

Slow-twitch = not changed

Fast-twitch = not changed

Plantaris

Slow-twitch = not changed

Fast-twitch = not changed

Soleus

Slow-twitch = not changed

Fast-twitch = ↑total and stained area; ↓end plate dispersion;

Plantaris

Slow-twitch = not changed

Fast-twitch = not changed